280202330

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71663}}^1$

素因数の和:71710

約数の個数: 32

約数和(自身を含む): 557259264

約数和(自身を除く): 277056934

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 71663, 143326, 358315, 716630, 1218271, 1648249, 2436542, 3296498, 6091355, 8241245, 12182710, 16482490, 28020233, 56040466, 140101165, 280202330]

約数ペア:

[(1, 280202330), (2, 140101165), (5, 56040466), (10, 28020233), (17, 16482490), (23, 12182710), (34, 8241245), (46, 6091355), (85, 3296498), (115, 2436542), (170, 1648249), (230, 1218271), (391, 716630), (782, 358315), (1955, 143326), (3910, 71663)]