1247340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{20789}}^1$

素因数の和:20801

約数の個数: 24

約数和(自身を含む): 3492720

約数和(自身を除く): 2245380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 20789, 41578, 62367, 83156, 103945, 124734, 207890, 249468, 311835, 415780, 623670, 1247340]

約数ペア:

[(1, 1247340), (2, 623670), (3, 415780), (4, 311835), (5, 249468), (6, 207890), (10, 124734), (12, 103945), (15, 83156), (20, 62367), (30, 41578), (60, 20789)]