260063120

素因数分解:

$2^4\times 5^1\times {\mathrm{3250789}}^1$

素因数の和:3250802

約数の個数: 20

約数和(自身を含む): 604646940

約数和(自身を除く): 344583820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3250789, 6501578, 13003156, 16253945, 26006312, 32507890, 52012624, 65015780, 130031560, 260063120]

約数ペア:

[(1, 260063120), (2, 130031560), (4, 65015780), (5, 52012624), (8, 32507890), (10, 26006312), (16, 16253945), (20, 13003156), (40, 6501578), (80, 3250789)]