40531880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32687}}^1$

素因数の和:32729

約数の個数: 32

約数和(自身を含む): 94141440

約数和(自身を除く): 53609560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 32687, 65374, 130748, 163435, 261496, 326870, 653740, 1013297, 1307480, 2026594, 4053188, 5066485, 8106376, 10132970, 20265940, 40531880]

約数ペア:

[(1, 40531880), (2, 20265940), (4, 10132970), (5, 8106376), (8, 5066485), (10, 4053188), (20, 2026594), (31, 1307480), (40, 1013297), (62, 653740), (124, 326870), (155, 261496), (248, 163435), (310, 130748), (620, 65374), (1240, 32687)]