290366980

素因数分解:

$2^2\times 5^1\times {\mathrm{907}}^1\times {\mathrm{16007}}^1$

素因数の和:16923

約数の個数: 24

約数和(自身を含む): 610481088

約数和(自身を除く): 320114108

約数列:

[1, 2, 4, 5, 10, 20, 907, 1814, 3628, 4535, 9070, 16007, 18140, 32014, 64028, 80035, 160070, 320140, 14518349, 29036698, 58073396, 72591745, 145183490, 290366980]

約数ペア:

[(1, 290366980), (2, 145183490), (4, 72591745), (5, 58073396), (10, 29036698), (20, 14518349), (907, 320140), (1814, 160070), (3628, 80035), (4535, 64028), (9070, 32014), (16007, 18140)]