289512140

素因数分解:

$2^2\times 5^1\times {\mathrm{3229}}^1\times {\mathrm{4483}}^1$

素因数の和:7721

約数の個数: 24

約数和(自身を含む): 608299440

約数和(自身を除く): 318787300

約数列:

[1, 2, 4, 5, 10, 20, 3229, 4483, 6458, 8966, 12916, 16145, 17932, 22415, 32290, 44830, 64580, 89660, 14475607, 28951214, 57902428, 72378035, 144756070, 289512140]

約数ペア:

[(1, 289512140), (2, 144756070), (4, 72378035), (5, 57902428), (10, 28951214), (20, 14475607), (3229, 89660), (4483, 64580), (6458, 44830), (8966, 32290), (12916, 22415), (16145, 17932)]