20713068240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{983}}^1\times {\mathrm{87797}}^1$

素因数の和:88796

約数の個数: 80

約数和(自身を含む): 64276564608

約数和(自身を除く): 43563496368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 983, 1966, 2949, 3932, 4915, 5898, 7864, 9830, 11796, 14745, 15728, 19660, 23592, 29490, 39320, 47184, 58980, 78640, 87797, 117960, 175594, 235920, 263391, 351188, 438985, 526782, 702376, 877970, 1053564, 1316955, 1404752, 1755940, 2107128, 2633910, 3511880, 4214256, 5267820, 7023760, 10535640, 21071280, 86304451, 172608902, 258913353, 345217804, 431522255, 517826706, 690435608, 863044510, 1035653412, 1294566765, 1380871216, 1726089020, 2071306824, 2589133530, 3452178040, 4142613648, 5178267060, 6904356080, 10356534120, 20713068240]

約数ペア:

[(1, 20713068240), (2, 10356534120), (3, 6904356080), (4, 5178267060), (5, 4142613648), (6, 3452178040), (8, 2589133530), (10, 2071306824), (12, 1726089020), (15, 1380871216), (16, 1294566765), (20, 1035653412), (24, 863044510), (30, 690435608), (40, 517826706), (48, 431522255), (60, 345217804), (80, 258913353), (120, 172608902), (240, 86304451), (983, 21071280), (1966, 10535640), (2949, 7023760), (3932, 5267820), (4915, 4214256), (5898, 3511880), (7864, 2633910), (9830, 2107128), (11796, 1755940), (14745, 1404752), (15728, 1316955), (19660, 1053564), (23592, 877970), (29490, 702376), (39320, 526782), (47184, 438985), (58980, 351188), (78640, 263391), (87797, 235920), (117960, 175594)]