20317100

素因数分解:

$2^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{1483}}^1$

素因数の和:1634

約数の個数: 36

約数和(自身を含む): 44439864

約数和(自身を除く): 24122764

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 137, 274, 548, 685, 1370, 1483, 2740, 2966, 3425, 5932, 6850, 7415, 13700, 14830, 29660, 37075, 74150, 148300, 203171, 406342, 812684, 1015855, 2031710, 4063420, 5079275, 10158550, 20317100]

約数ペア:

[(1, 20317100), (2, 10158550), (4, 5079275), (5, 4063420), (10, 2031710), (20, 1015855), (25, 812684), (50, 406342), (100, 203171), (137, 148300), (274, 74150), (548, 37075), (685, 29660), (1370, 14830), (1483, 13700), (2740, 7415), (2966, 6850), (3425, 5932)]