56406680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7541}}^1$

素因数の和:7580

約数の個数: 64

約数和(自身を含む): 146616480

約数和(自身を除く): 90209800

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 7541, 15082, 30164, 37705, 60328, 75410, 82951, 128197, 150820, 165902, 256394, 301640, 331804, 414755, 512788, 640985, 663608, 829510, 1025576, 1281970, 1410167, 1659020, 2563940, 2820334, 3318040, 5127880, 5640668, 7050835, 11281336, 14101670, 28203340, 56406680]

約数ペア:

[(1, 56406680), (2, 28203340), (4, 14101670), (5, 11281336), (8, 7050835), (10, 5640668), (11, 5127880), (17, 3318040), (20, 2820334), (22, 2563940), (34, 1659020), (40, 1410167), (44, 1281970), (55, 1025576), (68, 829510), (85, 663608), (88, 640985), (110, 512788), (136, 414755), (170, 331804), (187, 301640), (220, 256394), (340, 165902), (374, 150820), (440, 128197), (680, 82951), (748, 75410), (935, 60328), (1496, 37705), (1870, 30164), (3740, 15082), (7480, 7541)]