2018921060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{42901}}^1$

素因数の和:43104

約数の個数: 48

約数和(自身を含む): 4591200432

約数和(自身を除く): 2572279372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 181, 260, 362, 724, 905, 1810, 2353, 3620, 4706, 9412, 11765, 23530, 42901, 47060, 85802, 171604, 214505, 429010, 557713, 858020, 1115426, 2230852, 2788565, 5577130, 7765081, 11154260, 15530162, 31060324, 38825405, 77650810, 100946053, 155301620, 201892106, 403784212, 504730265, 1009460530, 2018921060]

約数ペア:

[(1, 2018921060), (2, 1009460530), (4, 504730265), (5, 403784212), (10, 201892106), (13, 155301620), (20, 100946053), (26, 77650810), (52, 38825405), (65, 31060324), (130, 15530162), (181, 11154260), (260, 7765081), (362, 5577130), (724, 2788565), (905, 2230852), (1810, 1115426), (2353, 858020), (3620, 557713), (4706, 429010), (9412, 214505), (11765, 171604), (23530, 85802), (42901, 47060)]