517660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 1284192

約数和(自身を除く): 766532

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 181, 220, 260, 286, 362, 572, 715, 724, 905, 1430, 1810, 1991, 2353, 2860, 3620, 3982, 4706, 7964, 9412, 9955, 11765, 19910, 23530, 25883, 39820, 47060, 51766, 103532, 129415, 258830, 517660]

約数ペア:

[(1, 517660), (2, 258830), (4, 129415), (5, 103532), (10, 51766), (11, 47060), (13, 39820), (20, 25883), (22, 23530), (26, 19910), (44, 11765), (52, 9955), (55, 9412), (65, 7964), (110, 4706), (130, 3982), (143, 3620), (181, 2860), (220, 2353), (260, 1991), (286, 1810), (362, 1430), (572, 905), (715, 724)]