1869830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{647}}^1$

素因数の和:688

約数の個数: 24

約数和(自身を含む): 3580848

約数和(自身を除く): 1711018

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 647, 1294, 1445, 2890, 3235, 6470, 10999, 21998, 54995, 109990, 186983, 373966, 934915, 1869830]

約数ペア:

[(1, 1869830), (2, 934915), (5, 373966), (10, 186983), (17, 109990), (34, 54995), (85, 21998), (170, 10999), (289, 6470), (578, 3235), (647, 2890), (1294, 1445)]