28283060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{601}}^1$

素因数の和:804

約数の個数: 48

約数和(自身を含む): 64423632

約数和(自身を除く): 36140572

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 181, 260, 362, 601, 724, 905, 1202, 1810, 2353, 2404, 3005, 3620, 4706, 6010, 7813, 9412, 11765, 12020, 15626, 23530, 31252, 39065, 47060, 78130, 108781, 156260, 217562, 435124, 543905, 1087810, 1414153, 2175620, 2828306, 5656612, 7070765, 14141530, 28283060]

約数ペア:

[(1, 28283060), (2, 14141530), (4, 7070765), (5, 5656612), (10, 2828306), (13, 2175620), (20, 1414153), (26, 1087810), (52, 543905), (65, 435124), (130, 217562), (181, 156260), (260, 108781), (362, 78130), (601, 47060), (724, 39065), (905, 31252), (1202, 23530), (1810, 15626), (2353, 12020), (2404, 11765), (3005, 9412), (3620, 7813), (4706, 6010)]