2080451940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{69767}}^1$

素因数の和:69857

約数の個数: 96

約数和(自身を含む): 6751309824

約数和(自身を除く): 4670857884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 497, 710, 852, 994, 1065, 1420, 1491, 1988, 2130, 2485, 2982, 4260, 4970, 5964, 7455, 9940, 14910, 29820, 69767, 139534, 209301, 279068, 348835, 418602, 488369, 697670, 837204, 976738, 1046505, 1395340, 1465107, 1953476, 2093010, 2441845, 2930214, 4186020, 4883690, 4953457, 5860428, 7325535, 9767380, 9906914, 14651070, 14860371, 19813828, 24767285, 29302140, 29720742, 34674199, 49534570, 59441484, 69348398, 74301855, 99069140, 104022597, 138696796, 148603710, 173370995, 208045194, 297207420, 346741990, 416090388, 520112985, 693483980, 1040225970, 2080451940]

約数ペア:

[(1, 2080451940), (2, 1040225970), (3, 693483980), (4, 520112985), (5, 416090388), (6, 346741990), (7, 297207420), (10, 208045194), (12, 173370995), (14, 148603710), (15, 138696796), (20, 104022597), (21, 99069140), (28, 74301855), (30, 69348398), (35, 59441484), (42, 49534570), (60, 34674199), (70, 29720742), (71, 29302140), (84, 24767285), (105, 19813828), (140, 14860371), (142, 14651070), (210, 9906914), (213, 9767380), (284, 7325535), (355, 5860428), (420, 4953457), (426, 4883690), (497, 4186020), (710, 2930214), (852, 2441845), (994, 2093010), (1065, 1953476), (1420, 1465107), (1491, 1395340), (1988, 1046505), (2130, 976738), (2485, 837204), (2982, 697670), (4260, 488369), (4970, 418602), (5964, 348835), (7455, 279068), (9940, 209301), (14910, 139534), (29820, 69767)]