9711380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{977}}^1$

素因数の和:1064

約数の個数: 48

約数和(自身を含む): 23659776

約数和(自身を除く): 13948396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 977, 994, 1420, 1954, 1988, 2485, 3908, 4885, 4970, 6839, 9770, 9940, 13678, 19540, 27356, 34195, 68390, 69367, 136780, 138734, 277468, 346835, 485569, 693670, 971138, 1387340, 1942276, 2427845, 4855690, 9711380]

約数ペア:

[(1, 9711380), (2, 4855690), (4, 2427845), (5, 1942276), (7, 1387340), (10, 971138), (14, 693670), (20, 485569), (28, 346835), (35, 277468), (70, 138734), (71, 136780), (140, 69367), (142, 68390), (284, 34195), (355, 27356), (497, 19540), (710, 13678), (977, 9940), (994, 9770), (1420, 6839), (1954, 4970), (1988, 4885), (2485, 3908)]