190014140

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{22567}}^1$

素因数の和:22997

約数の個数: 24

約数和(自身を含む): 399995232

約数和(自身を除く): 209981092

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8420, 22567, 45134, 90268, 112835, 225670, 451340, 9500707, 19001414, 38002828, 47503535, 95007070, 190014140]

約数ペア:

[(1, 190014140), (2, 95007070), (4, 47503535), (5, 38002828), (10, 19001414), (20, 9500707), (421, 451340), (842, 225670), (1684, 112835), (2105, 90268), (4210, 45134), (8420, 22567)]