9780114980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15774379}}^1$

素因数の和:15774419

約数の個数: 24

約数和(自身を含む): 21200766720

約数和(自身を除く): 11420651740

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 15774379, 31548758, 63097516, 78871895, 157743790, 315487580, 489005749, 978011498, 1956022996, 2445028745, 4890057490, 9780114980]

約数ペア:

[(1, 9780114980), (2, 4890057490), (4, 2445028745), (5, 1956022996), (10, 978011498), (20, 489005749), (31, 315487580), (62, 157743790), (124, 78871895), (155, 63097516), (310, 31548758), (620, 15774379)]