12450320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8191}}^1$

素因数の和:8223

約数の個数: 40

約数和(自身を含む): 30474240

約数和(自身を除く): 18023920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 8191, 16382, 32764, 40955, 65528, 81910, 131056, 155629, 163820, 311258, 327640, 622516, 655280, 778145, 1245032, 1556290, 2490064, 3112580, 6225160, 12450320]

約数ペア:

[(1, 12450320), (2, 6225160), (4, 3112580), (5, 2490064), (8, 1556290), (10, 1245032), (16, 778145), (19, 655280), (20, 622516), (38, 327640), (40, 311258), (76, 163820), (80, 155629), (95, 131056), (152, 81910), (190, 65528), (304, 40955), (380, 32764), (760, 16382), (1520, 8191)]