148872040

素因数分解:

$2^3\times 5^1\times {\mathrm{997}}^1\times {\mathrm{3733}}^1$

素因数の和:4741

約数の個数: 32

約数和(自身を含む): 335387880

約数和(自身を除く): 186515840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 997, 1994, 3733, 3988, 4985, 7466, 7976, 9970, 14932, 18665, 19940, 29864, 37330, 39880, 74660, 149320, 3721801, 7443602, 14887204, 18609005, 29774408, 37218010, 74436020, 148872040]

約数ペア:

[(1, 148872040), (2, 74436020), (4, 37218010), (5, 29774408), (8, 18609005), (10, 14887204), (20, 7443602), (40, 3721801), (997, 149320), (1994, 74660), (3733, 39880), (3988, 37330), (4985, 29864), (7466, 19940), (7976, 18665), (9970, 14932)]