9169780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 20664000

約数和(自身を除く): 11494220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 409, 590, 818, 1121, 1180, 1636, 2045, 2242, 4090, 4484, 5605, 7771, 8180, 11210, 15542, 22420, 24131, 31084, 38855, 48262, 77710, 96524, 120655, 155420, 241310, 458489, 482620, 916978, 1833956, 2292445, 4584890, 9169780]

約数ペア:

[(1, 9169780), (2, 4584890), (4, 2292445), (5, 1833956), (10, 916978), (19, 482620), (20, 458489), (38, 241310), (59, 155420), (76, 120655), (95, 96524), (118, 77710), (190, 48262), (236, 38855), (295, 31084), (380, 24131), (409, 22420), (590, 15542), (818, 11210), (1121, 8180), (1180, 7771), (1636, 5605), (2045, 4484), (2242, 4090)]