243555140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{229769}}^1$

素因数の和:229831

約数の個数: 24

約数和(自身を含む): 521118360

約数和(自身を除く): 277563220

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 229769, 459538, 919076, 1148845, 2297690, 4595380, 12177757, 24355514, 48711028, 60888785, 121777570, 243555140]

約数ペア:

[(1, 243555140), (2, 121777570), (4, 60888785), (5, 48711028), (10, 24355514), (20, 12177757), (53, 4595380), (106, 2297690), (212, 1148845), (265, 919076), (530, 459538), (1060, 229769)]