31133240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{26839}}^1$

素因数の和:26879

約数の個数: 32

約数和(自身を含む): 72468000

約数和(自身を除く): 41334760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 26839, 53678, 107356, 134195, 214712, 268390, 536780, 778331, 1073560, 1556662, 3113324, 3891655, 6226648, 7783310, 15566620, 31133240]

約数ペア:

[(1, 31133240), (2, 15566620), (4, 7783310), (5, 6226648), (8, 3891655), (10, 3113324), (20, 1556662), (29, 1073560), (40, 778331), (58, 536780), (116, 268390), (145, 214712), (232, 134195), (290, 107356), (580, 53678), (1160, 26839)]