811360

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1$

素因数の和:487

約数の個数: 48

約数和(自身を含む): 2095632

約数和(自身を除く): 1284272

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 461, 880, 922, 1760, 1844, 2305, 3688, 4610, 5071, 7376, 9220, 10142, 14752, 18440, 20284, 25355, 36880, 40568, 50710, 73760, 81136, 101420, 162272, 202840, 405680, 811360]

約数ペア:

[(1, 811360), (2, 405680), (4, 202840), (5, 162272), (8, 101420), (10, 81136), (11, 73760), (16, 50710), (20, 40568), (22, 36880), (32, 25355), (40, 20284), (44, 18440), (55, 14752), (80, 10142), (88, 9220), (110, 7376), (160, 5071), (176, 4610), (220, 3688), (352, 2305), (440, 1844), (461, 1760), (880, 922)]