928587440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{2309}}^1$

素因数の和:2790

約数の個数: 80

約数和(自身を含む): 2361411360

約数和(自身を除く): 1432823920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 457, 880, 914, 1828, 2285, 2309, 3656, 4570, 4618, 5027, 7312, 9140, 9236, 10054, 11545, 18280, 18472, 20108, 23090, 25135, 25399, 36560, 36944, 40216, 46180, 50270, 50798, 80432, 92360, 100540, 101596, 126995, 184720, 201080, 203192, 253990, 402160, 406384, 507980, 1015960, 1055213, 2031920, 2110426, 4220852, 5276065, 8441704, 10552130, 11607343, 16883408, 21104260, 23214686, 42208520, 46429372, 58036715, 84417040, 92858744, 116073430, 185717488, 232146860, 464293720, 928587440]

約数ペア:

[(1, 928587440), (2, 464293720), (4, 232146860), (5, 185717488), (8, 116073430), (10, 92858744), (11, 84417040), (16, 58036715), (20, 46429372), (22, 42208520), (40, 23214686), (44, 21104260), (55, 16883408), (80, 11607343), (88, 10552130), (110, 8441704), (176, 5276065), (220, 4220852), (440, 2110426), (457, 2031920), (880, 1055213), (914, 1015960), (1828, 507980), (2285, 406384), (2309, 402160), (3656, 253990), (4570, 203192), (4618, 201080), (5027, 184720), (7312, 126995), (9140, 101596), (9236, 100540), (10054, 92360), (11545, 80432), (18280, 50798), (18472, 50270), (20108, 46180), (23090, 40216), (25135, 36944), (25399, 36560)]