8380880

素因数分解:

$2^4\times 5^1\times {\mathrm{104761}}^1$

素因数の和:104774

約数の個数: 20

約数和(自身を含む): 19485732

約数和(自身を除く): 11104852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 104761, 209522, 419044, 523805, 838088, 1047610, 1676176, 2095220, 4190440, 8380880]

約数ペア:

[(1, 8380880), (2, 4190440), (4, 2095220), (5, 1676176), (8, 1047610), (10, 838088), (16, 523805), (20, 419044), (40, 209522), (80, 104761)]