209850910

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{1831}}^1$

素因数の和:2068

約数の個数: 32

約数和(自身を含む): 385555392

約数和(自身を除く): 175704482

約数列:

[1, 2, 5, 10, 73, 146, 157, 314, 365, 730, 785, 1570, 1831, 3662, 9155, 11461, 18310, 22922, 57305, 114610, 133663, 267326, 287467, 574934, 668315, 1336630, 1437335, 2874670, 20985091, 41970182, 104925455, 209850910]

約数ペア:

[(1, 209850910), (2, 104925455), (5, 41970182), (10, 20985091), (73, 2874670), (146, 1437335), (157, 1336630), (314, 668315), (365, 574934), (730, 287467), (785, 267326), (1570, 133663), (1831, 114610), (3662, 57305), (9155, 22922), (11461, 18310)]