8891980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15331}}^1$

素因数の和:15369

約数の個数: 24

約数和(自身を含む): 19318320

約数和(自身を除く): 10426340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 15331, 30662, 61324, 76655, 153310, 306620, 444599, 889198, 1778396, 2222995, 4445990, 8891980]

約数ペア:

[(1, 8891980), (2, 4445990), (4, 2222995), (5, 1778396), (10, 889198), (20, 444599), (29, 306620), (58, 153310), (116, 76655), (145, 61324), (290, 30662), (580, 15331)]