29654840

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{7643}}^1$

素因数の和:7751

約数の個数: 32

約数和(自身を含む): 67420080

約数和(自身を除く): 37765240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 7643, 15286, 30572, 38215, 61144, 76430, 152860, 305720, 741371, 1482742, 2965484, 3706855, 5930968, 7413710, 14827420, 29654840]

約数ペア:

[(1, 29654840), (2, 14827420), (4, 7413710), (5, 5930968), (8, 3706855), (10, 2965484), (20, 1482742), (40, 741371), (97, 305720), (194, 152860), (388, 76430), (485, 61144), (776, 38215), (970, 30572), (1940, 15286), (3880, 7643)]