827574880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{470213}}^1$

素因数の和:470239

約数の個数: 48

約数和(自身を含む): 2132890704

約数和(自身を除く): 1305315824

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, 880, 1760, 470213, 940426, 1880852, 2351065, 3761704, 4702130, 5172343, 7523408, 9404260, 10344686, 15046816, 18808520, 20689372, 25861715, 37617040, 41378744, 51723430, 75234080, 82757488, 103446860, 165514976, 206893720, 413787440, 827574880]

約数ペア:

[(1, 827574880), (2, 413787440), (4, 206893720), (5, 165514976), (8, 103446860), (10, 82757488), (11, 75234080), (16, 51723430), (20, 41378744), (22, 37617040), (32, 25861715), (40, 20689372), (44, 18808520), (55, 15046816), (80, 10344686), (88, 9404260), (110, 7523408), (160, 5172343), (176, 4702130), (220, 3761704), (352, 2351065), (440, 1880852), (880, 940426), (1760, 470213)]