28457690

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2239}}^1$

素因数の和:2318

約数の個数: 32

約数和(自身を含む): 54190080

約数和(自身を除く): 25732390

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 155, 205, 310, 410, 1271, 2239, 2542, 4478, 6355, 11195, 12710, 22390, 69409, 91799, 138818, 183598, 347045, 458995, 694090, 917990, 2845769, 5691538, 14228845, 28457690]

約数ペア:

[(1, 28457690), (2, 14228845), (5, 5691538), (10, 2845769), (31, 917990), (41, 694090), (62, 458995), (82, 347045), (155, 183598), (205, 138818), (310, 91799), (410, 69409), (1271, 22390), (2239, 12710), (2542, 11195), (4478, 6355)]