860969980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1283}}^1$

素因数の和:1423

約数の個数: 96

約数和(自身を含む): 2038478400

約数和(自身を除く): 1177508420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 89, 116, 130, 145, 178, 260, 290, 356, 377, 445, 580, 754, 890, 1157, 1283, 1508, 1780, 1885, 2314, 2566, 2581, 3770, 4628, 5132, 5162, 5785, 6415, 7540, 10324, 11570, 12830, 12905, 16679, 23140, 25660, 25810, 33358, 33553, 37207, 51620, 66716, 67106, 74414, 83395, 114187, 134212, 148828, 166790, 167765, 186035, 228374, 333580, 335530, 372070, 456748, 483691, 570935, 671060, 744140, 967382, 1141870, 1484431, 1934764, 2283740, 2418455, 2968862, 3311423, 4836910, 5937724, 6622846, 7422155, 9673820, 13245692, 14844310, 16557115, 29688620, 33114230, 43048499, 66228460, 86096998, 172193996, 215242495, 430484990, 860969980]

約数ペア:

[(1, 860969980), (2, 430484990), (4, 215242495), (5, 172193996), (10, 86096998), (13, 66228460), (20, 43048499), (26, 33114230), (29, 29688620), (52, 16557115), (58, 14844310), (65, 13245692), (89, 9673820), (116, 7422155), (130, 6622846), (145, 5937724), (178, 4836910), (260, 3311423), (290, 2968862), (356, 2418455), (377, 2283740), (445, 1934764), (580, 1484431), (754, 1141870), (890, 967382), (1157, 744140), (1283, 671060), (1508, 570935), (1780, 483691), (1885, 456748), (2314, 372070), (2566, 335530), (2581, 333580), (3770, 228374), (4628, 186035), (5132, 167765), (5162, 166790), (5785, 148828), (6415, 134212), (7540, 114187), (10324, 83395), (11570, 74414), (12830, 67106), (12905, 66716), (16679, 51620), (23140, 37207), (25660, 33553), (25810, 33358)]