18410360

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 43740000

約数和(自身を除く): 25329640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 59, 116, 118, 145, 232, 236, 269, 290, 295, 472, 538, 580, 590, 1076, 1160, 1180, 1345, 1711, 2152, 2360, 2690, 3422, 5380, 6844, 7801, 8555, 10760, 13688, 15602, 15871, 17110, 31204, 31742, 34220, 39005, 62408, 63484, 68440, 78010, 79355, 126968, 156020, 158710, 312040, 317420, 460259, 634840, 920518, 1841036, 2301295, 3682072, 4602590, 9205180, 18410360]

約数ペア:

[(1, 18410360), (2, 9205180), (4, 4602590), (5, 3682072), (8, 2301295), (10, 1841036), (20, 920518), (29, 634840), (40, 460259), (58, 317420), (59, 312040), (116, 158710), (118, 156020), (145, 126968), (232, 79355), (236, 78010), (269, 68440), (290, 63484), (295, 62408), (472, 39005), (538, 34220), (580, 31742), (590, 31204), (1076, 17110), (1160, 15871), (1180, 15602), (1345, 13688), (1711, 10760), (2152, 8555), (2360, 7801), (2690, 6844), (3422, 5380)]