1015223920

素因数分解:

$2^4\times 5^1\times {\mathrm{12690299}}^1$

素因数の和:12690312

約数の個数: 20

約数和(自身を含む): 2360395800

約数和(自身を除く): 1345171880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12690299, 25380598, 50761196, 63451495, 101522392, 126902990, 203044784, 253805980, 507611960, 1015223920]

約数ペア:

[(1, 1015223920), (2, 507611960), (4, 253805980), (5, 203044784), (8, 126902990), (10, 101522392), (16, 63451495), (20, 50761196), (40, 25380598), (80, 12690299)]