56863640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{4919}}^1$

素因数の和:4964

約数の個数: 48

約数和(自身を含む): 135939600

約数和(自身を除く): 79075960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2312, 2890, 4919, 5780, 9838, 11560, 19676, 24595, 39352, 49190, 83623, 98380, 167246, 196760, 334492, 418115, 668984, 836230, 1421591, 1672460, 2843182, 3344920, 5686364, 7107955, 11372728, 14215910, 28431820, 56863640]

約数ペア:

[(1, 56863640), (2, 28431820), (4, 14215910), (5, 11372728), (8, 7107955), (10, 5686364), (17, 3344920), (20, 2843182), (34, 1672460), (40, 1421591), (68, 836230), (85, 668984), (136, 418115), (170, 334492), (289, 196760), (340, 167246), (578, 98380), (680, 83623), (1156, 49190), (1445, 39352), (2312, 24595), (2890, 19676), (4919, 11560), (5780, 9838)]