284573840

素因数分解:

$2^4\times 5^1\times {\mathrm{809}}^1\times {\mathrm{4397}}^1$

素因数の和:5219

約数の個数: 40

約数和(自身を含む): 662602680

約数和(自身を除く): 378028840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 809, 1618, 3236, 4045, 4397, 6472, 8090, 8794, 12944, 16180, 17588, 21985, 32360, 35176, 43970, 64720, 70352, 87940, 175880, 351760, 3557173, 7114346, 14228692, 17785865, 28457384, 35571730, 56914768, 71143460, 142286920, 284573840]

約数ペア:

[(1, 284573840), (2, 142286920), (4, 71143460), (5, 56914768), (8, 35571730), (10, 28457384), (16, 17785865), (20, 14228692), (40, 7114346), (80, 3557173), (809, 351760), (1618, 175880), (3236, 87940), (4045, 70352), (4397, 64720), (6472, 43970), (8090, 35176), (8794, 32360), (12944, 21985), (16180, 17588)]