74760040

素因数分解:

$2^3\times 5^1\times {\mathrm{977}}^1\times {\mathrm{1913}}^1$

素因数の和:2901

約数の個数: 32

約数和(自身を含む): 168470280

約数和(自身を除く): 93710240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 977, 1913, 1954, 3826, 3908, 4885, 7652, 7816, 9565, 9770, 15304, 19130, 19540, 38260, 39080, 76520, 1869001, 3738002, 7476004, 9345005, 14952008, 18690010, 37380020, 74760040]

約数ペア:

[(1, 74760040), (2, 37380020), (4, 18690010), (5, 14952008), (8, 9345005), (10, 7476004), (20, 3738002), (40, 1869001), (977, 76520), (1913, 39080), (1954, 38260), (3826, 19540), (3908, 19130), (4885, 15304), (7652, 9770), (7816, 9565)]