73190920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{419}}^1$

素因数の和:838

約数の個数: 64

約数和(自身を含む): 180532800

約数和(自身を除く): 107341880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 397, 419, 440, 794, 838, 1588, 1676, 1985, 2095, 3176, 3352, 3970, 4190, 4367, 4609, 7940, 8380, 8734, 9218, 15880, 16760, 17468, 18436, 21835, 23045, 34936, 36872, 43670, 46090, 87340, 92180, 166343, 174680, 184360, 332686, 665372, 831715, 1330744, 1663430, 1829773, 3326860, 3659546, 6653720, 7319092, 9148865, 14638184, 18297730, 36595460, 73190920]

約数ペア:

[(1, 73190920), (2, 36595460), (4, 18297730), (5, 14638184), (8, 9148865), (10, 7319092), (11, 6653720), (20, 3659546), (22, 3326860), (40, 1829773), (44, 1663430), (55, 1330744), (88, 831715), (110, 665372), (220, 332686), (397, 184360), (419, 174680), (440, 166343), (794, 92180), (838, 87340), (1588, 46090), (1676, 43670), (1985, 36872), (2095, 34936), (3176, 23045), (3352, 21835), (3970, 18436), (4190, 17468), (4367, 16760), (4609, 15880), (7940, 9218), (8380, 8734)]