4213990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1321}}^1$

素因数の和:1368

約数の個数: 32

約数和(自身を含む): 8566560

約数和(自身を除く): 4352570

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1321, 1595, 2642, 3190, 6605, 13210, 14531, 29062, 38309, 72655, 76618, 145310, 191545, 383090, 421399, 842798, 2106995, 4213990]

約数ペア:

[(1, 4213990), (2, 2106995), (5, 842798), (10, 421399), (11, 383090), (22, 191545), (29, 145310), (55, 76618), (58, 72655), (110, 38309), (145, 29062), (290, 14531), (319, 13210), (638, 6605), (1321, 3190), (1595, 2642)]