8015120

素因数分解:

$2^4\times 5^1\times {\mathrm{100189}}^1$

素因数の和:100202

約数の個数: 20

約数和(自身を含む): 18635340

約数和(自身を除く): 10620220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 100189, 200378, 400756, 500945, 801512, 1001890, 1603024, 2003780, 4007560, 8015120]

約数ペア:

[(1, 8015120), (2, 4007560), (4, 2003780), (5, 1603024), (8, 1001890), (10, 801512), (16, 500945), (20, 400756), (40, 200378), (80, 100189)]