9721160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12791}}^1$

素因数の和:12821

約数の個数: 32

約数和(自身を含む): 23025600

約数和(自身を除く): 13304440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 12791, 25582, 51164, 63955, 102328, 127910, 243029, 255820, 486058, 511640, 972116, 1215145, 1944232, 2430290, 4860580, 9721160]

約数ペア:

[(1, 9721160), (2, 4860580), (4, 2430290), (5, 1944232), (8, 1215145), (10, 972116), (19, 511640), (20, 486058), (38, 255820), (40, 243029), (76, 127910), (95, 102328), (152, 63955), (190, 51164), (380, 25582), (760, 12791)]