202217780

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1\times {\mathrm{419}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 433944000

約数和(自身を除く): 231726220

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 409, 419, 590, 818, 838, 1180, 1636, 1676, 2045, 2095, 4090, 4190, 8180, 8380, 24131, 24721, 48262, 49442, 96524, 98884, 120655, 123605, 171371, 241310, 247210, 342742, 482620, 494420, 685484, 856855, 1713710, 3427420, 10110889, 20221778, 40443556, 50554445, 101108890, 202217780]

約数ペア:

[(1, 202217780), (2, 101108890), (4, 50554445), (5, 40443556), (10, 20221778), (20, 10110889), (59, 3427420), (118, 1713710), (236, 856855), (295, 685484), (409, 494420), (419, 482620), (590, 342742), (818, 247210), (838, 241310), (1180, 171371), (1636, 123605), (1676, 120655), (2045, 98884), (2095, 96524), (4090, 49442), (4190, 48262), (8180, 24721), (8380, 24131)]