12940960040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17027579}}^1$

素因数の和:17027609

約数の個数: 32

約数和(自身を含む): 30649644000

約数和(自身を除く): 17708683960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 17027579, 34055158, 68110316, 85137895, 136220632, 170275790, 323524001, 340551580, 647048002, 681103160, 1294096004, 1617620005, 2588192008, 3235240010, 6470480020, 12940960040]

約数ペア:

[(1, 12940960040), (2, 6470480020), (4, 3235240010), (5, 2588192008), (8, 1617620005), (10, 1294096004), (19, 681103160), (20, 647048002), (38, 340551580), (40, 323524001), (76, 170275790), (95, 136220632), (152, 85137895), (190, 68110316), (380, 34055158), (760, 17027579)]