1309718820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{857}}^1\times {\mathrm{25471}}^1$

素因数の和:26340

約数の個数: 48

約数和(自身を含む): 3671635968

約数和(自身を除く): 2361917148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 857, 1714, 2571, 3428, 4285, 5142, 8570, 10284, 12855, 17140, 25471, 25710, 50942, 51420, 76413, 101884, 127355, 152826, 254710, 305652, 382065, 509420, 764130, 1528260, 21828647, 43657294, 65485941, 87314588, 109143235, 130971882, 218286470, 261943764, 327429705, 436572940, 654859410, 1309718820]

約数ペア:

[(1, 1309718820), (2, 654859410), (3, 436572940), (4, 327429705), (5, 261943764), (6, 218286470), (10, 130971882), (12, 109143235), (15, 87314588), (20, 65485941), (30, 43657294), (60, 21828647), (857, 1528260), (1714, 764130), (2571, 509420), (3428, 382065), (4285, 305652), (5142, 254710), (8570, 152826), (10284, 127355), (12855, 101884), (17140, 76413), (25471, 51420), (25710, 50942)]