20228828500

素因数分解:

$2^2\times 5^3\times {\mathrm{59}}^1\times {\mathrm{685723}}^1$

素因数の和:685801

約数の個数: 48

約数和(自身を含む): 44928636480

約数和(自身を除く): 24699807980

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 59, 100, 118, 125, 236, 250, 295, 500, 590, 1180, 1475, 2950, 5900, 7375, 14750, 29500, 685723, 1371446, 2742892, 3428615, 6857230, 13714460, 17143075, 34286150, 40457657, 68572300, 80915314, 85715375, 161830628, 171430750, 202288285, 342861500, 404576570, 809153140, 1011441425, 2022882850, 4045765700, 5057207125, 10114414250, 20228828500]

約数ペア:

[(1, 20228828500), (2, 10114414250), (4, 5057207125), (5, 4045765700), (10, 2022882850), (20, 1011441425), (25, 809153140), (50, 404576570), (59, 342861500), (100, 202288285), (118, 171430750), (125, 161830628), (236, 85715375), (250, 80915314), (295, 68572300), (500, 40457657), (590, 34286150), (1180, 17143075), (1475, 13714460), (2950, 6857230), (5900, 3428615), (7375, 2742892), (14750, 1371446), (29500, 685723)]