1040377040

素因数分解:

$2^4\times 5^1\times {\mathrm{13004713}}^1$

素因数の和:13004726

約数の個数: 20

約数和(自身を含む): 2418876804

約数和(自身を除く): 1378499764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 13004713, 26009426, 52018852, 65023565, 104037704, 130047130, 208075408, 260094260, 520188520, 1040377040]

約数ペア:

[(1, 1040377040), (2, 520188520), (4, 260094260), (5, 208075408), (8, 130047130), (10, 104037704), (16, 65023565), (20, 52018852), (40, 26009426), (80, 13004713)]