7393640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 17962560

約数和(自身を除く): 10568920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 83, 85, 131, 136, 166, 170, 262, 332, 340, 415, 524, 655, 664, 680, 830, 1048, 1310, 1411, 1660, 2227, 2620, 2822, 3320, 4454, 5240, 5644, 7055, 8908, 10873, 11135, 11288, 14110, 17816, 21746, 22270, 28220, 43492, 44540, 54365, 56440, 86984, 89080, 108730, 184841, 217460, 369682, 434920, 739364, 924205, 1478728, 1848410, 3696820, 7393640]

約数ペア:

[(1, 7393640), (2, 3696820), (4, 1848410), (5, 1478728), (8, 924205), (10, 739364), (17, 434920), (20, 369682), (34, 217460), (40, 184841), (68, 108730), (83, 89080), (85, 86984), (131, 56440), (136, 54365), (166, 44540), (170, 43492), (262, 28220), (332, 22270), (340, 21746), (415, 17816), (524, 14110), (655, 11288), (664, 11135), (680, 10873), (830, 8908), (1048, 7055), (1310, 5644), (1411, 5240), (1660, 4454), (2227, 3320), (2620, 2822)]