19931840

素因数分解:

$2^6\times 5^1\times {\mathrm{199}}^1\times {\mathrm{313}}^1$

素因数の和:529

約数の個数: 56

約数和(自身を含む): 47853600

約数和(自身を除く): 27921760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 199, 313, 320, 398, 626, 796, 995, 1252, 1565, 1592, 1990, 2504, 3130, 3184, 3980, 5008, 6260, 6368, 7960, 10016, 12520, 12736, 15920, 20032, 25040, 31840, 50080, 62287, 63680, 100160, 124574, 249148, 311435, 498296, 622870, 996592, 1245740, 1993184, 2491480, 3986368, 4982960, 9965920, 19931840]

約数ペア:

[(1, 19931840), (2, 9965920), (4, 4982960), (5, 3986368), (8, 2491480), (10, 1993184), (16, 1245740), (20, 996592), (32, 622870), (40, 498296), (64, 311435), (80, 249148), (160, 124574), (199, 100160), (313, 63680), (320, 62287), (398, 50080), (626, 31840), (796, 25040), (995, 20032), (1252, 15920), (1565, 12736), (1592, 12520), (1990, 10016), (2504, 7960), (3130, 6368), (3184, 6260), (3980, 5008)]