2019587045

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 2980454400

約数和(自身を除く): 960867355

約数列:

[1, 5, 7, 19, 35, 95, 97, 131, 133, 239, 485, 655, 665, 679, 917, 1195, 1673, 1843, 2489, 3395, 4541, 4585, 8365, 9215, 12445, 12707, 12901, 17423, 22705, 23183, 31309, 31787, 63535, 64505, 87115, 88949, 115915, 156545, 158935, 162281, 219163, 241433, 440477, 444745, 594871, 811405, 1095815, 1207165, 1690031, 2202385, 2974355, 3036973, 3083339, 4164097, 8450155, 15184865, 15416695, 20820485, 21258811, 57702487, 106294055, 288512435, 403917409, 2019587045]

約数ペア:

[(1, 2019587045), (5, 403917409), (7, 288512435), (19, 106294055), (35, 57702487), (95, 21258811), (97, 20820485), (131, 15416695), (133, 15184865), (239, 8450155), (485, 4164097), (655, 3083339), (665, 3036973), (679, 2974355), (917, 2202385), (1195, 1690031), (1673, 1207165), (1843, 1095815), (2489, 811405), (3395, 594871), (4541, 444745), (4585, 440477), (8365, 241433), (9215, 219163), (12445, 162281), (12707, 158935), (12901, 156545), (17423, 115915), (22705, 88949), (23183, 87115), (31309, 64505), (31787, 63535)]