201547420

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{38317}}^1$

素因数の和:38589

約数の個数: 24

約数和(自身を含む): 424869984

約数和(自身を除く): 223322564

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 38317, 76634, 153268, 191585, 383170, 766340, 10077371, 20154742, 40309484, 50386855, 100773710, 201547420]

約数ペア:

[(1, 201547420), (2, 100773710), (4, 50386855), (5, 40309484), (10, 20154742), (20, 10077371), (263, 766340), (526, 383170), (1052, 191585), (1315, 153268), (2630, 76634), (5260, 38317)]