7871180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 17569440

約数和(自身を除く): 9698260

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 331, 410, 580, 662, 820, 1189, 1324, 1655, 2378, 3310, 4756, 5945, 6620, 9599, 11890, 13571, 19198, 23780, 27142, 38396, 47995, 54284, 67855, 95990, 135710, 191980, 271420, 393559, 787118, 1574236, 1967795, 3935590, 7871180]

約数ペア:

[(1, 7871180), (2, 3935590), (4, 1967795), (5, 1574236), (10, 787118), (20, 393559), (29, 271420), (41, 191980), (58, 135710), (82, 95990), (116, 67855), (145, 54284), (164, 47995), (205, 38396), (290, 27142), (331, 23780), (410, 19198), (580, 13571), (662, 11890), (820, 9599), (1189, 6620), (1324, 5945), (1655, 4756), (2378, 3310)]