19647480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163729}}^1$

素因数の和:163743

約数の個数: 32

約数和(自身を含む): 58942800

約数和(自身を除く): 39295320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163729, 327458, 491187, 654916, 818645, 982374, 1309832, 1637290, 1964748, 2455935, 3274580, 3929496, 4911870, 6549160, 9823740, 19647480]

約数ペア:

[(1, 19647480), (2, 9823740), (3, 6549160), (4, 4911870), (5, 3929496), (6, 3274580), (8, 2455935), (10, 1964748), (12, 1637290), (15, 1309832), (20, 982374), (24, 818645), (30, 654916), (40, 491187), (60, 327458), (120, 163729)]