5118440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3121}}^1$

素因数の和:3173

約数の個数: 32

約数和(自身を含む): 11801160

約数和(自身を除く): 6682720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 3121, 6242, 12484, 15605, 24968, 31210, 62420, 124840, 127961, 255922, 511844, 639805, 1023688, 1279610, 2559220, 5118440]

約数ペア:

[(1, 5118440), (2, 2559220), (4, 1279610), (5, 1023688), (8, 639805), (10, 511844), (20, 255922), (40, 127961), (41, 124840), (82, 62420), (164, 31210), (205, 24968), (328, 15605), (410, 12484), (820, 6242), (1640, 3121)]