19712460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11329}}^1$

素因数の和:11370

約数の個数: 48

約数和(自身を含む): 57103200

約数和(自身を除く): 37390740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 11329, 22658, 33987, 45316, 56645, 67974, 113290, 135948, 169935, 226580, 328541, 339870, 657082, 679740, 985623, 1314164, 1642705, 1971246, 3285410, 3942492, 4928115, 6570820, 9856230, 19712460]

約数ペア:

[(1, 19712460), (2, 9856230), (3, 6570820), (4, 4928115), (5, 3942492), (6, 3285410), (10, 1971246), (12, 1642705), (15, 1314164), (20, 985623), (29, 679740), (30, 657082), (58, 339870), (60, 328541), (87, 226580), (116, 169935), (145, 135948), (174, 113290), (290, 67974), (348, 56645), (435, 45316), (580, 33987), (870, 22658), (1740, 11329)]