9538280

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{613}}^1$

素因数の和:1013

約数の個数: 32

約数和(自身を含む): 21551400

約数和(自身を除く): 12013120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 613, 778, 1226, 1556, 1945, 2452, 3065, 3112, 3890, 4904, 6130, 7780, 12260, 15560, 24520, 238457, 476914, 953828, 1192285, 1907656, 2384570, 4769140, 9538280]

約数ペア:

[(1, 9538280), (2, 4769140), (4, 2384570), (5, 1907656), (8, 1192285), (10, 953828), (20, 476914), (40, 238457), (389, 24520), (613, 15560), (778, 12260), (1226, 7780), (1556, 6130), (1945, 4904), (2452, 3890), (3065, 3112)]