72673520

素因数分解:

$2^4\times 5^1\times {\mathrm{908419}}^1$

素因数の和:908432

約数の個数: 20

約数和(自身を含む): 168966120

約数和(自身を除く): 96292600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 908419, 1816838, 3633676, 4542095, 7267352, 9084190, 14534704, 18168380, 36336760, 72673520]

約数ペア:

[(1, 72673520), (2, 36336760), (4, 18168380), (5, 14534704), (8, 9084190), (10, 7267352), (16, 4542095), (20, 3633676), (40, 1816838), (80, 908419)]