22153520

素因数分解:

$2^4\times 5^1\times {\mathrm{276919}}^1$

素因数の和:276932

約数の個数: 20

約数和(自身を含む): 51507120

約数和(自身を除く): 29353600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 276919, 553838, 1107676, 1384595, 2215352, 2769190, 4430704, 5538380, 11076760, 22153520]

約数ペア:

[(1, 22153520), (2, 11076760), (4, 5538380), (5, 4430704), (8, 2769190), (10, 2215352), (16, 1384595), (20, 1107676), (40, 553838), (80, 276919)]