108945040

素因数分解:

$2^4\times 5^1\times {\mathrm{1361813}}^1$

素因数の和:1361826

約数の個数: 20

約数和(自身を含む): 253297404

約数和(自身を除く): 144352364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1361813, 2723626, 5447252, 6809065, 10894504, 13618130, 21789008, 27236260, 54472520, 108945040]

約数ペア:

[(1, 108945040), (2, 54472520), (4, 27236260), (5, 21789008), (8, 13618130), (10, 10894504), (16, 6809065), (20, 5447252), (40, 2723626), (80, 1361813)]