1808859920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3593}}^1$

素因数の和:3673

約数の個数: 160

約数和(自身を含む): 5133957120

約数和(自身を除く): 3325097200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 31, 35, 40, 56, 58, 62, 70, 80, 112, 116, 124, 140, 145, 155, 203, 217, 232, 248, 280, 290, 310, 406, 434, 464, 496, 560, 580, 620, 812, 868, 899, 1015, 1085, 1160, 1240, 1624, 1736, 1798, 2030, 2170, 2320, 2480, 3248, 3472, 3593, 3596, 4060, 4340, 4495, 6293, 7186, 7192, 8120, 8680, 8990, 12586, 14372, 14384, 16240, 17360, 17965, 17980, 25151, 25172, 28744, 31465, 35930, 35960, 50302, 50344, 57488, 62930, 71860, 71920, 100604, 100688, 104197, 111383, 125755, 125860, 143720, 201208, 208394, 222766, 251510, 251720, 287440, 402416, 416788, 445532, 503020, 503440, 520985, 556915, 729379, 779681, 833576, 891064, 1006040, 1041970, 1113830, 1458758, 1559362, 1667152, 1782128, 2012080, 2083940, 2227660, 2917516, 3118724, 3230107, 3646895, 3898405, 4167880, 4455320, 5835032, 6237448, 6460214, 7293790, 7796810, 8335760, 8910640, 11670064, 12474896, 12920428, 14587580, 15593620, 16150535, 22610749, 25840856, 29175160, 31187240, 32301070, 45221498, 51681712, 58350320, 62374480, 64602140, 90442996, 113053745, 129204280, 180885992, 226107490, 258408560, 361771984, 452214980, 904429960, 1808859920]

約数ペア:

[(1, 1808859920), (2, 904429960), (4, 452214980), (5, 361771984), (7, 258408560), (8, 226107490), (10, 180885992), (14, 129204280), (16, 113053745), (20, 90442996), (28, 64602140), (29, 62374480), (31, 58350320), (35, 51681712), (40, 45221498), (56, 32301070), (58, 31187240), (62, 29175160), (70, 25840856), (80, 22610749), (112, 16150535), (116, 15593620), (124, 14587580), (140, 12920428), (145, 12474896), (155, 11670064), (203, 8910640), (217, 8335760), (232, 7796810), (248, 7293790), (280, 6460214), (290, 6237448), (310, 5835032), (406, 4455320), (434, 4167880), (464, 3898405), (496, 3646895), (560, 3230107), (580, 3118724), (620, 2917516), (812, 2227660), (868, 2083940), (899, 2012080), (1015, 1782128), (1085, 1667152), (1160, 1559362), (1240, 1458758), (1624, 1113830), (1736, 1041970), (1798, 1006040), (2030, 891064), (2170, 833576), (2320, 779681), (2480, 729379), (3248, 556915), (3472, 520985), (3593, 503440), (3596, 503020), (4060, 445532), (4340, 416788), (4495, 402416), (6293, 287440), (7186, 251720), (7192, 251510), (8120, 222766), (8680, 208394), (8990, 201208), (12586, 143720), (14372, 125860), (14384, 125755), (16240, 111383), (17360, 104197), (17965, 100688), (17980, 100604), (25151, 71920), (25172, 71860), (28744, 62930), (31465, 57488), (35930, 50344), (35960, 50302)]