1781296

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:397

約数の個数: 40

約数和(自身を含む): 3906000

約数和(自身を除く): 2124704

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 116, 176, 232, 319, 349, 464, 638, 698, 1276, 1396, 2552, 2792, 3839, 5104, 5584, 7678, 10121, 15356, 20242, 30712, 40484, 61424, 80968, 111331, 161936, 222662, 445324, 890648, 1781296]

約数ペア:

[(1, 1781296), (2, 890648), (4, 445324), (8, 222662), (11, 161936), (16, 111331), (22, 80968), (29, 61424), (44, 40484), (58, 30712), (88, 20242), (116, 15356), (176, 10121), (232, 7678), (319, 5584), (349, 5104), (464, 3839), (638, 2792), (698, 2552), (1276, 1396)]