31835320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{72353}}^1$

素因数の和:72375

約数の個数: 32

約数和(自身を含む): 78142320

約数和(自身を除く): 46307000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 72353, 144706, 289412, 361765, 578824, 723530, 795883, 1447060, 1591766, 2894120, 3183532, 3979415, 6367064, 7958830, 15917660, 31835320]

約数ペア:

[(1, 31835320), (2, 15917660), (4, 7958830), (5, 6367064), (8, 3979415), (10, 3183532), (11, 2894120), (20, 1591766), (22, 1447060), (40, 795883), (44, 723530), (55, 578824), (88, 361765), (110, 289412), (220, 144706), (440, 72353)]