22812520

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1723}}^1$

素因数の和:2065

約数の個数: 32

約数和(自身を含む): 51513120

約数和(自身を除く): 28700600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 1723, 2648, 3310, 3446, 6620, 6892, 8615, 13240, 13784, 17230, 34460, 68920, 570313, 1140626, 2281252, 2851565, 4562504, 5703130, 11406260, 22812520]

約数ペア:

[(1, 22812520), (2, 11406260), (4, 5703130), (5, 4562504), (8, 2851565), (10, 2281252), (20, 1140626), (40, 570313), (331, 68920), (662, 34460), (1324, 17230), (1655, 13784), (1723, 13240), (2648, 8615), (3310, 6892), (3446, 6620)]