631330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:354

約数の個数: 32

約数和(自身を含む): 1347840

約数和(自身を除く): 716510

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 311, 406, 622, 1015, 1555, 2030, 2177, 3110, 4354, 9019, 10885, 18038, 21770, 45095, 63133, 90190, 126266, 315665, 631330]

約数ペア:

[(1, 631330), (2, 315665), (5, 126266), (7, 90190), (10, 63133), (14, 45095), (29, 21770), (35, 18038), (58, 10885), (70, 9019), (145, 4354), (203, 3110), (290, 2177), (311, 2030), (406, 1555), (622, 1015)]