221837470

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1\times {\mathrm{1063}}^1$

素因数の和:1620

約数の個数: 32

約数和(自身を含む): 410235840

約数和(自身を除く): 188398370

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 509, 1018, 1063, 2126, 2545, 5090, 5315, 10630, 20869, 41738, 43583, 87166, 104345, 208690, 217915, 435830, 541067, 1082134, 2705335, 5410670, 22183747, 44367494, 110918735, 221837470]

約数ペア:

[(1, 221837470), (2, 110918735), (5, 44367494), (10, 22183747), (41, 5410670), (82, 2705335), (205, 1082134), (410, 541067), (509, 435830), (1018, 217915), (1063, 208690), (2126, 104345), (2545, 87166), (5090, 43583), (5315, 41738), (10630, 20869)]