4312940

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2423}}^1$

素因数の和:2521

約数の個数: 24

約数和(自身を含む): 9162720

約数和(自身を除く): 4849780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 2423, 4846, 9692, 12115, 24230, 48460, 215647, 431294, 862588, 1078235, 2156470, 4312940]

約数ペア:

[(1, 4312940), (2, 2156470), (4, 1078235), (5, 862588), (10, 431294), (20, 215647), (89, 48460), (178, 24230), (356, 12115), (445, 9692), (890, 4846), (1780, 2423)]