167842420

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{53453}}^1$

素因数の和:53619

約数の個数: 24

約数和(自身を含む): 354720744

約数和(自身を除く): 186878324

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 53453, 106906, 213812, 267265, 534530, 1069060, 8392121, 16784242, 33568484, 41960605, 83921210, 167842420]

約数ペア:

[(1, 167842420), (2, 83921210), (4, 41960605), (5, 33568484), (10, 16784242), (20, 8392121), (157, 1069060), (314, 534530), (628, 267265), (785, 213812), (1570, 106906), (3140, 53453)]