12558680

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5147}}^1$

素因数の和:5219

約数の個数: 32

約数和(自身を含む): 28725840

約数和(自身を除く): 16167160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 5147, 10294, 20588, 25735, 41176, 51470, 102940, 205880, 313967, 627934, 1255868, 1569835, 2511736, 3139670, 6279340, 12558680]

約数ペア:

[(1, 12558680), (2, 6279340), (4, 3139670), (5, 2511736), (8, 1569835), (10, 1255868), (20, 627934), (40, 313967), (61, 205880), (122, 102940), (244, 51470), (305, 41176), (488, 25735), (610, 20588), (1220, 10294), (2440, 5147)]