1440456.00000000

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15391}}^1$

素因数の和:15420

約数の個数: 48

約数和(自身を含む): 72403968

約数和(自身を除く): 44392348

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 15391, 30782, 61564, 76955, 107737, 153910, 200083, 215474, 307820, 400166, 430948, 538685, 800332, 1000415, 1077370, 1400581, 2000830, 2154740, 2801162, 4001660, 5602324, 7002905, 14005810, 28011620]

約数ペア:

[(1, 28011620), (2, 14005810), (4, 7002905), (5, 5602324), (7, 4001660), (10, 2801162), (13, 2154740), (14, 2000830), (20, 1400581), (26, 1077370), (28, 1000415), (35, 800332), (52, 538685), (65, 430948), (70, 400166), (91, 307820), (130, 215474), (140, 200083), (182, 153910), (260, 107737), (364, 76955), (455, 61564), (910, 30782), (1820, 15391)]