2015347220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{953}}^1\times {\mathrm{2459}}^1$

素因数の和:3464

約数の個数: 48

約数和(自身を含む): 4336960320

約数和(自身を除く): 2321613100

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 953, 1906, 2459, 3812, 4765, 4918, 9530, 9836, 12295, 19060, 24590, 40979, 49180, 81958, 105737, 163916, 204895, 211474, 409790, 422948, 528685, 819580, 1057370, 2114740, 2343427, 4686854, 9373708, 11717135, 23434270, 46868540, 100767361, 201534722, 403069444, 503836805, 1007673610, 2015347220]

約数ペア:

[(1, 2015347220), (2, 1007673610), (4, 503836805), (5, 403069444), (10, 201534722), (20, 100767361), (43, 46868540), (86, 23434270), (172, 11717135), (215, 9373708), (430, 4686854), (860, 2343427), (953, 2114740), (1906, 1057370), (2459, 819580), (3812, 528685), (4765, 422948), (4918, 409790), (9530, 211474), (9836, 204895), (12295, 163916), (19060, 105737), (24590, 81958), (40979, 49180)]