154090280

素因数分解:

$2^3\times 5^1\times {\mathrm{3852257}}^1$

素因数の和:3852268

約数の個数: 16

約数和(自身を含む): 346703220

約数和(自身を除く): 192612940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3852257, 7704514, 15409028, 19261285, 30818056, 38522570, 77045140, 154090280]

約数ペア:

[(1, 154090280), (2, 77045140), (4, 38522570), (5, 30818056), (8, 19261285), (10, 15409028), (20, 7704514), (40, 3852257)]