7617507620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{82781}}^1$

素因数の和:82940

約数の個数: 48

約数和(自身を含む): 16521962688

約数和(自身を除く): 8904455068

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 107, 172, 214, 215, 428, 430, 535, 860, 1070, 2140, 4601, 9202, 18404, 23005, 46010, 82781, 92020, 165562, 331124, 413905, 827810, 1655620, 3559583, 7119166, 8857567, 14238332, 17715134, 17797915, 35430268, 35595830, 44287835, 71191660, 88575670, 177151340, 380875381, 761750762, 1523501524, 1904376905, 3808753810, 7617507620]

約数ペア:

[(1, 7617507620), (2, 3808753810), (4, 1904376905), (5, 1523501524), (10, 761750762), (20, 380875381), (43, 177151340), (86, 88575670), (107, 71191660), (172, 44287835), (214, 35595830), (215, 35430268), (428, 17797915), (430, 17715134), (535, 14238332), (860, 8857567), (1070, 7119166), (2140, 3559583), (4601, 1655620), (9202, 827810), (18404, 413905), (23005, 331124), (46010, 165562), (82781, 92020)]