20131390

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 37260000

約数和(自身を除く): 17128610

約数列:

[1, 2, 5, 10, 59, 118, 149, 229, 295, 298, 458, 590, 745, 1145, 1490, 2290, 8791, 13511, 17582, 27022, 34121, 43955, 67555, 68242, 87910, 135110, 170605, 341210, 2013139, 4026278, 10065695, 20131390]

約数ペア:

[(1, 20131390), (2, 10065695), (5, 4026278), (10, 2013139), (59, 341210), (118, 170605), (149, 135110), (229, 87910), (295, 68242), (298, 67555), (458, 43955), (590, 34121), (745, 27022), (1145, 17582), (1490, 13511), (2290, 8791)]