12469420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21499}}^1$

素因数の和:21537

約数の個数: 24

約数和(自身を含む): 27090000

約数和(自身を除く): 14620580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 21499, 42998, 85996, 107495, 214990, 429980, 623471, 1246942, 2493884, 3117355, 6234710, 12469420]

約数ペア:

[(1, 12469420), (2, 6234710), (4, 3117355), (5, 2493884), (10, 1246942), (20, 623471), (29, 429980), (58, 214990), (116, 107495), (145, 85996), (290, 42998), (580, 21499)]