400000110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{42061}}^1$

素因数の和:42388

約数の個数: 32

約数和(自身を含む): 963051552

約数和(自身を除く): 563051442

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 317, 634, 951, 1585, 1902, 3170, 4755, 9510, 42061, 84122, 126183, 210305, 252366, 420610, 630915, 1261830, 13333337, 26666674, 40000011, 66666685, 80000022, 133333370, 200000055, 400000110]

約数ペア:

[(1, 400000110), (2, 200000055), (3, 133333370), (5, 80000022), (6, 66666685), (10, 40000011), (15, 26666674), (30, 13333337), (317, 1261830), (634, 630915), (951, 420610), (1585, 252366), (1902, 210305), (3170, 126183), (4755, 84122), (9510, 42061)]