2012368720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{2141}}^1$

素因数の和:2564

約数の個数: 80

約数和(自身を含む): 4844689920

約数和(自身を除く): 2832321200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 379, 496, 620, 758, 1240, 1516, 1895, 2141, 2480, 3032, 3790, 4282, 6064, 7580, 8564, 10705, 11749, 15160, 17128, 21410, 23498, 30320, 34256, 42820, 46996, 58745, 66371, 85640, 93992, 117490, 132742, 171280, 187984, 234980, 265484, 331855, 469960, 530968, 663710, 811439, 939920, 1061936, 1327420, 1622878, 2654840, 3245756, 4057195, 5309680, 6491512, 8114390, 12983024, 16228780, 25154609, 32457560, 50309218, 64915120, 100618436, 125773045, 201236872, 251546090, 402473744, 503092180, 1006184360, 2012368720]

約数ペア:

[(1, 2012368720), (2, 1006184360), (4, 503092180), (5, 402473744), (8, 251546090), (10, 201236872), (16, 125773045), (20, 100618436), (31, 64915120), (40, 50309218), (62, 32457560), (80, 25154609), (124, 16228780), (155, 12983024), (248, 8114390), (310, 6491512), (379, 5309680), (496, 4057195), (620, 3245756), (758, 2654840), (1240, 1622878), (1516, 1327420), (1895, 1061936), (2141, 939920), (2480, 811439), (3032, 663710), (3790, 530968), (4282, 469960), (6064, 331855), (7580, 265484), (8564, 234980), (10705, 187984), (11749, 171280), (15160, 132742), (17128, 117490), (21410, 93992), (23498, 85640), (30320, 66371), (34256, 58745), (42820, 46996)]