201330860

素因数分解:

$2^2\times 5^1\times {\mathrm{2039}}^1\times {\mathrm{4937}}^1$

素因数の和:6985

約数の個数: 24

約数和(自身を含む): 423087840

約数和(自身を除く): 221756980

約数列:

[1, 2, 4, 5, 10, 20, 2039, 4078, 4937, 8156, 9874, 10195, 19748, 20390, 24685, 40780, 49370, 98740, 10066543, 20133086, 40266172, 50332715, 100665430, 201330860]

約数ペア:

[(1, 201330860), (2, 100665430), (4, 50332715), (5, 40266172), (10, 20133086), (20, 10066543), (2039, 98740), (4078, 49370), (4937, 40780), (8156, 24685), (9874, 20390), (10195, 19748)]