1520494040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{37013}}^1$

素因数の和:37116

約数の個数: 64

約数和(自身を含む): 3731011200

約数和(自身を除く): 2210517160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 260, 316, 395, 520, 632, 790, 1027, 1580, 2054, 3160, 4108, 5135, 8216, 10270, 20540, 37013, 41080, 74026, 148052, 185065, 296104, 370130, 481169, 740260, 962338, 1480520, 1924676, 2405845, 2924027, 3849352, 4811690, 5848054, 9623380, 11696108, 14620135, 19246760, 23392216, 29240270, 38012351, 58480540, 76024702, 116961080, 152049404, 190061755, 304098808, 380123510, 760247020, 1520494040]

約数ペア:

[(1, 1520494040), (2, 760247020), (4, 380123510), (5, 304098808), (8, 190061755), (10, 152049404), (13, 116961080), (20, 76024702), (26, 58480540), (40, 38012351), (52, 29240270), (65, 23392216), (79, 19246760), (104, 14620135), (130, 11696108), (158, 9623380), (260, 5848054), (316, 4811690), (395, 3849352), (520, 2924027), (632, 2405845), (790, 1924676), (1027, 1480520), (1580, 962338), (2054, 740260), (3160, 481169), (4108, 370130), (5135, 296104), (8216, 185065), (10270, 148052), (20540, 74026), (37013, 41080)]