42170840

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{167}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 97977600

約数和(自身を除く): 55806760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 107, 118, 167, 214, 236, 295, 334, 428, 472, 535, 590, 668, 835, 856, 1070, 1180, 1336, 1670, 2140, 2360, 3340, 4280, 6313, 6680, 9853, 12626, 17869, 19706, 25252, 31565, 35738, 39412, 49265, 50504, 63130, 71476, 78824, 89345, 98530, 126260, 142952, 178690, 197060, 252520, 357380, 394120, 714760, 1054271, 2108542, 4217084, 5271355, 8434168, 10542710, 21085420, 42170840]

約数ペア:

[(1, 42170840), (2, 21085420), (4, 10542710), (5, 8434168), (8, 5271355), (10, 4217084), (20, 2108542), (40, 1054271), (59, 714760), (107, 394120), (118, 357380), (167, 252520), (214, 197060), (236, 178690), (295, 142952), (334, 126260), (428, 98530), (472, 89345), (535, 78824), (590, 71476), (668, 63130), (835, 50504), (856, 49265), (1070, 39412), (1180, 35738), (1336, 31565), (1670, 25252), (2140, 19706), (2360, 17869), (3340, 12626), (4280, 9853), (6313, 6680)]