10421900

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{1171}}^1$

素因数の和:1274

約数の個数: 36

約数和(自身を含む): 22889160

約数和(自身を除く): 12467260

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 178, 356, 445, 890, 1171, 1780, 2225, 2342, 4450, 4684, 5855, 8900, 11710, 23420, 29275, 58550, 104219, 117100, 208438, 416876, 521095, 1042190, 2084380, 2605475, 5210950, 10421900]

約数ペア:

[(1, 10421900), (2, 5210950), (4, 2605475), (5, 2084380), (10, 1042190), (20, 521095), (25, 416876), (50, 208438), (89, 117100), (100, 104219), (178, 58550), (356, 29275), (445, 23420), (890, 11710), (1171, 8900), (1780, 5855), (2225, 4684), (2342, 4450)]