20143727980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{409259}}^1$

素因数の和:409398

約数の個数: 48

約数和(自身を含む): 44553680640

約数和(自身を除く): 24409952660

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 107, 115, 214, 230, 428, 460, 535, 1070, 2140, 2461, 4922, 9844, 12305, 24610, 49220, 409259, 818518, 1637036, 2046295, 4092590, 8185180, 9412957, 18825914, 37651828, 43790713, 47064785, 87581426, 94129570, 175162852, 188259140, 218953565, 437907130, 875814260, 1007186399, 2014372798, 4028745596, 5035931995, 10071863990, 20143727980]

約数ペア:

[(1, 20143727980), (2, 10071863990), (4, 5035931995), (5, 4028745596), (10, 2014372798), (20, 1007186399), (23, 875814260), (46, 437907130), (92, 218953565), (107, 188259140), (115, 175162852), (214, 94129570), (230, 87581426), (428, 47064785), (460, 43790713), (535, 37651828), (1070, 18825914), (2140, 9412957), (2461, 8185180), (4922, 4092590), (9844, 2046295), (12305, 1637036), (24610, 818518), (49220, 409259)]