2391340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:95

約数の個数: 96

約数和(自身を含む): 6451200

約数和(自身を除く): 4059860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 29, 31, 35, 38, 58, 62, 70, 76, 95, 116, 124, 133, 140, 145, 155, 190, 203, 217, 266, 290, 310, 380, 406, 434, 532, 551, 580, 589, 620, 665, 812, 868, 899, 1015, 1085, 1102, 1178, 1330, 1798, 2030, 2170, 2204, 2356, 2660, 2755, 2945, 3596, 3857, 4060, 4123, 4340, 4495, 5510, 5890, 6293, 7714, 8246, 8990, 11020, 11780, 12586, 15428, 16492, 17081, 17980, 19285, 20615, 25172, 31465, 34162, 38570, 41230, 62930, 68324, 77140, 82460, 85405, 119567, 125860, 170810, 239134, 341620, 478268, 597835, 1195670, 2391340]

約数ペア:

[(1, 2391340), (2, 1195670), (4, 597835), (5, 478268), (7, 341620), (10, 239134), (14, 170810), (19, 125860), (20, 119567), (28, 85405), (29, 82460), (31, 77140), (35, 68324), (38, 62930), (58, 41230), (62, 38570), (70, 34162), (76, 31465), (95, 25172), (116, 20615), (124, 19285), (133, 17980), (140, 17081), (145, 16492), (155, 15428), (190, 12586), (203, 11780), (217, 11020), (266, 8990), (290, 8246), (310, 7714), (380, 6293), (406, 5890), (434, 5510), (532, 4495), (551, 4340), (580, 4123), (589, 4060), (620, 3857), (665, 3596), (812, 2945), (868, 2755), (899, 2660), (1015, 2356), (1085, 2204), (1102, 2170), (1178, 2030), (1330, 1798)]