13640440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1069}}^1$

素因数の和:1120

約数の個数: 64

約数和(自身を含む): 34668000

約数和(自身を除く): 21027560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 580, 638, 1069, 1160, 1276, 1595, 2138, 2552, 3190, 4276, 5345, 6380, 8552, 10690, 11759, 12760, 21380, 23518, 31001, 42760, 47036, 58795, 62002, 94072, 117590, 124004, 155005, 235180, 248008, 310010, 341011, 470360, 620020, 682022, 1240040, 1364044, 1705055, 2728088, 3410110, 6820220, 13640440]

約数ペア:

[(1, 13640440), (2, 6820220), (4, 3410110), (5, 2728088), (8, 1705055), (10, 1364044), (11, 1240040), (20, 682022), (22, 620020), (29, 470360), (40, 341011), (44, 310010), (55, 248008), (58, 235180), (88, 155005), (110, 124004), (116, 117590), (145, 94072), (220, 62002), (232, 58795), (290, 47036), (319, 42760), (440, 31001), (580, 23518), (638, 21380), (1069, 12760), (1160, 11759), (1276, 10690), (1595, 8552), (2138, 6380), (2552, 5345), (3190, 4276)]