56276440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1619}}^1$

素因数の和:1720

約数の個数: 64

約数和(自身を含む): 139968000

約数和(自身を除く): 83691560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 79, 88, 110, 158, 220, 316, 395, 440, 632, 790, 869, 1580, 1619, 1738, 3160, 3238, 3476, 4345, 6476, 6952, 8095, 8690, 12952, 16190, 17380, 17809, 32380, 34760, 35618, 64760, 71236, 89045, 127901, 142472, 178090, 255802, 356180, 511604, 639505, 712360, 1023208, 1279010, 1406911, 2558020, 2813822, 5116040, 5627644, 7034555, 11255288, 14069110, 28138220, 56276440]

約数ペア:

[(1, 56276440), (2, 28138220), (4, 14069110), (5, 11255288), (8, 7034555), (10, 5627644), (11, 5116040), (20, 2813822), (22, 2558020), (40, 1406911), (44, 1279010), (55, 1023208), (79, 712360), (88, 639505), (110, 511604), (158, 356180), (220, 255802), (316, 178090), (395, 142472), (440, 127901), (632, 89045), (790, 71236), (869, 64760), (1580, 35618), (1619, 34760), (1738, 32380), (3160, 17809), (3238, 17380), (3476, 16190), (4345, 12952), (6476, 8690), (6952, 8095)]