12869220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2357}}^1$

素因数の和:2389

約数の個数: 96

約数和(自身を含む): 44368128

約数和(自身を除く): 31498908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2357, 2730, 4714, 5460, 7071, 9428, 11785, 14142, 16499, 23570, 28284, 30641, 32998, 35355, 47140, 49497, 61282, 65996, 70710, 82495, 91923, 98994, 122564, 141420, 153205, 164990, 183846, 197988, 214487, 247485, 306410, 329980, 367692, 428974, 459615, 494970, 612820, 643461, 857948, 919230, 989940, 1072435, 1286922, 1838460, 2144870, 2573844, 3217305, 4289740, 6434610, 12869220]

約数ペア:

[(1, 12869220), (2, 6434610), (3, 4289740), (4, 3217305), (5, 2573844), (6, 2144870), (7, 1838460), (10, 1286922), (12, 1072435), (13, 989940), (14, 919230), (15, 857948), (20, 643461), (21, 612820), (26, 494970), (28, 459615), (30, 428974), (35, 367692), (39, 329980), (42, 306410), (52, 247485), (60, 214487), (65, 197988), (70, 183846), (78, 164990), (84, 153205), (91, 141420), (105, 122564), (130, 98994), (140, 91923), (156, 82495), (182, 70710), (195, 65996), (210, 61282), (260, 49497), (273, 47140), (364, 35355), (390, 32998), (420, 30641), (455, 28284), (546, 23570), (780, 16499), (910, 14142), (1092, 11785), (1365, 9428), (1820, 7071), (2357, 5460), (2730, 4714)]