109820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:62

約数の個数: 36

約数和(自身を含む): 257880

約数和(自身を除く): 148060

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 289, 323, 340, 380, 578, 646, 1156, 1292, 1445, 1615, 2890, 3230, 5491, 5780, 6460, 10982, 21964, 27455, 54910, 109820]

約数ペア:

[(1, 109820), (2, 54910), (4, 27455), (5, 21964), (10, 10982), (17, 6460), (19, 5780), (20, 5491), (34, 3230), (38, 2890), (68, 1615), (76, 1445), (85, 1292), (95, 1156), (170, 646), (190, 578), (289, 380), (323, 340)]