2090807710

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{919}}^1$

素因数の和:1177

約数の個数: 64

約数和(自身を含む): 4006195200

約数和(自身を除く): 1915387490

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 155, 179, 205, 310, 358, 410, 895, 919, 1271, 1790, 1838, 2542, 4595, 5549, 6355, 7339, 9190, 11098, 12710, 14678, 27745, 28489, 36695, 37679, 55490, 56978, 73390, 75358, 142445, 164501, 188395, 227509, 284890, 329002, 376790, 455018, 822505, 1137545, 1168049, 1645010, 2275090, 2336098, 5099531, 5840245, 6744541, 10199062, 11680490, 13489082, 25497655, 33722705, 50995310, 67445410, 209080771, 418161542, 1045403855, 2090807710]

約数ペア:

[(1, 2090807710), (2, 1045403855), (5, 418161542), (10, 209080771), (31, 67445410), (41, 50995310), (62, 33722705), (82, 25497655), (155, 13489082), (179, 11680490), (205, 10199062), (310, 6744541), (358, 5840245), (410, 5099531), (895, 2336098), (919, 2275090), (1271, 1645010), (1790, 1168049), (1838, 1137545), (2542, 822505), (4595, 455018), (5549, 376790), (6355, 329002), (7339, 284890), (9190, 227509), (11098, 188395), (12710, 164501), (14678, 142445), (27745, 75358), (28489, 73390), (36695, 56978), (37679, 55490)]