1570709660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{443}}^1\times {\mathrm{1049}}^1$

素因数の和:1527

約数の個数: 72

約数和(自身を含む): 3583213200

約数和(自身を除く): 2012503540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 443, 676, 845, 886, 1049, 1690, 1772, 2098, 2215, 3380, 4196, 4430, 5245, 5759, 8860, 10490, 11518, 13637, 20980, 23036, 27274, 28795, 54548, 57590, 68185, 74867, 115180, 136370, 149734, 177281, 272740, 299468, 354562, 374335, 464707, 709124, 748670, 886405, 929414, 1497340, 1772810, 1858828, 2323535, 3545620, 4647070, 6041191, 9294140, 12082382, 24164764, 30205955, 60411910, 78535483, 120823820, 157070966, 314141932, 392677415, 785354830, 1570709660]

約数ペア:

[(1, 1570709660), (2, 785354830), (4, 392677415), (5, 314141932), (10, 157070966), (13, 120823820), (20, 78535483), (26, 60411910), (52, 30205955), (65, 24164764), (130, 12082382), (169, 9294140), (260, 6041191), (338, 4647070), (443, 3545620), (676, 2323535), (845, 1858828), (886, 1772810), (1049, 1497340), (1690, 929414), (1772, 886405), (2098, 748670), (2215, 709124), (3380, 464707), (4196, 374335), (4430, 354562), (5245, 299468), (5759, 272740), (8860, 177281), (10490, 149734), (11518, 136370), (13637, 115180), (20980, 74867), (23036, 68185), (27274, 57590), (28795, 54548)]