127831340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{70237}}^1$

素因数の和:70266

約数の個数: 48

約数和(自身を含む): 330399552

約数和(自身を除く): 202568212

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 70237, 140474, 280948, 351185, 491659, 702370, 913081, 983318, 1404740, 1826162, 1966636, 2458295, 3652324, 4565405, 4916590, 6391567, 9130810, 9833180, 12783134, 18261620, 25566268, 31957835, 63915670, 127831340]

約数ペア:

[(1, 127831340), (2, 63915670), (4, 31957835), (5, 25566268), (7, 18261620), (10, 12783134), (13, 9833180), (14, 9130810), (20, 6391567), (26, 4916590), (28, 4565405), (35, 3652324), (52, 2458295), (65, 1966636), (70, 1826162), (91, 1404740), (130, 983318), (140, 913081), (182, 702370), (260, 491659), (364, 351185), (455, 280948), (910, 140474), (1820, 70237)]