206869480

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{32941}}^1$

素因数の和:33109

約数の個数: 32

約数和(自身を含む): 468435240

約数和(自身を除く): 261565760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 32941, 65882, 131764, 164705, 263528, 329410, 658820, 1317640, 5171737, 10343474, 20686948, 25858685, 41373896, 51717370, 103434740, 206869480]

約数ペア:

[(1, 206869480), (2, 103434740), (4, 51717370), (5, 41373896), (8, 25858685), (10, 20686948), (20, 10343474), (40, 5171737), (157, 1317640), (314, 658820), (628, 329410), (785, 263528), (1256, 164705), (1570, 131764), (3140, 65882), (6280, 32941)]