253456010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{2971}}^1$

素因数の和:3446

約数の個数: 32

約数和(自身を含む): 481464000

約数和(自身を除く): 228007990

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 449, 898, 2245, 2971, 4490, 5942, 8531, 14855, 17062, 29710, 42655, 56449, 85310, 112898, 282245, 564490, 1333979, 2667958, 6669895, 13339790, 25345601, 50691202, 126728005, 253456010]

約数ペア:

[(1, 253456010), (2, 126728005), (5, 50691202), (10, 25345601), (19, 13339790), (38, 6669895), (95, 2667958), (190, 1333979), (449, 564490), (898, 282245), (2245, 112898), (2971, 85310), (4490, 56449), (5942, 42655), (8531, 29710), (14855, 17062)]