2057640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1319}}^1$

素因数の和:1346

約数の個数: 64

約数和(自身を含む): 6652800

約数和(自身を除く): 4595160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1319, 1560, 2638, 3957, 5276, 6595, 7914, 10552, 13190, 15828, 17147, 19785, 26380, 31656, 34294, 39570, 51441, 52760, 68588, 79140, 85735, 102882, 137176, 158280, 171470, 205764, 257205, 342940, 411528, 514410, 685880, 1028820, 2057640]

約数ペア:

[(1, 2057640), (2, 1028820), (3, 685880), (4, 514410), (5, 411528), (6, 342940), (8, 257205), (10, 205764), (12, 171470), (13, 158280), (15, 137176), (20, 102882), (24, 85735), (26, 79140), (30, 68588), (39, 52760), (40, 51441), (52, 39570), (60, 34294), (65, 31656), (78, 26380), (104, 19785), (120, 17147), (130, 15828), (156, 13190), (195, 10552), (260, 7914), (312, 6595), (390, 5276), (520, 3957), (780, 2638), (1319, 1560)]