1690820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4973}}^1$

素因数の和:4999

約数の個数: 24

約数和(自身を含む): 3760344

約数和(自身を除く): 2069524

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 4973, 9946, 19892, 24865, 49730, 84541, 99460, 169082, 338164, 422705, 845410, 1690820]

約数ペア:

[(1, 1690820), (2, 845410), (4, 422705), (5, 338164), (10, 169082), (17, 99460), (20, 84541), (34, 49730), (68, 24865), (85, 19892), (170, 9946), (340, 4973)]