1300020920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1129}}^1\times {\mathrm{2617}}^1$

素因数の和:3768

約数の個数: 64

約数和(自身を含む): 3195007200

約数和(自身を除く): 1894986280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1129, 2258, 2617, 4516, 5234, 5645, 9032, 10468, 11290, 12419, 13085, 20936, 22580, 24838, 26170, 28787, 45160, 49676, 52340, 57574, 62095, 99352, 104680, 115148, 124190, 143935, 230296, 248380, 287870, 496760, 575740, 1151480, 2954593, 5909186, 11818372, 14772965, 23636744, 29545930, 32500523, 59091860, 65001046, 118183720, 130002092, 162502615, 260004184, 325005230, 650010460, 1300020920]

約数ペア:

[(1, 1300020920), (2, 650010460), (4, 325005230), (5, 260004184), (8, 162502615), (10, 130002092), (11, 118183720), (20, 65001046), (22, 59091860), (40, 32500523), (44, 29545930), (55, 23636744), (88, 14772965), (110, 11818372), (220, 5909186), (440, 2954593), (1129, 1151480), (2258, 575740), (2617, 496760), (4516, 287870), (5234, 248380), (5645, 230296), (9032, 143935), (10468, 124190), (11290, 115148), (12419, 104680), (13085, 99352), (20936, 62095), (22580, 57574), (24838, 52340), (26170, 49676), (28787, 45160)]