22139440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:326

約数の個数: 80

約数和(自身を含む): 55496448

約数和(自身を除く): 33357008

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 73, 80, 85, 136, 146, 170, 223, 272, 292, 340, 365, 446, 584, 680, 730, 892, 1115, 1168, 1241, 1360, 1460, 1784, 2230, 2482, 2920, 3568, 3791, 4460, 4964, 5840, 6205, 7582, 8920, 9928, 12410, 15164, 16279, 17840, 18955, 19856, 24820, 30328, 32558, 37910, 49640, 60656, 65116, 75820, 81395, 99280, 130232, 151640, 162790, 260464, 276743, 303280, 325580, 553486, 651160, 1106972, 1302320, 1383715, 2213944, 2767430, 4427888, 5534860, 11069720, 22139440]

約数ペア:

[(1, 22139440), (2, 11069720), (4, 5534860), (5, 4427888), (8, 2767430), (10, 2213944), (16, 1383715), (17, 1302320), (20, 1106972), (34, 651160), (40, 553486), (68, 325580), (73, 303280), (80, 276743), (85, 260464), (136, 162790), (146, 151640), (170, 130232), (223, 99280), (272, 81395), (292, 75820), (340, 65116), (365, 60656), (446, 49640), (584, 37910), (680, 32558), (730, 30328), (892, 24820), (1115, 19856), (1168, 18955), (1241, 17840), (1360, 16279), (1460, 15164), (1784, 12410), (2230, 9928), (2482, 8920), (2920, 7582), (3568, 6205), (3791, 5840), (4460, 4964)]