855013840

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{2293}}^1$

素因数の和:2444

約数の個数: 80

約数和(自身を含む): 2048083200

約数和(自身を除く): 1193069360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 79, 80, 118, 158, 236, 295, 316, 395, 472, 590, 632, 790, 944, 1180, 1264, 1580, 2293, 2360, 3160, 4586, 4661, 4720, 6320, 9172, 9322, 11465, 18344, 18644, 22930, 23305, 36688, 37288, 45860, 46610, 74576, 91720, 93220, 135287, 181147, 183440, 186440, 270574, 362294, 372880, 541148, 676435, 724588, 905735, 1082296, 1352870, 1449176, 1811470, 2164592, 2705740, 2898352, 3622940, 5411480, 7245880, 10687673, 10822960, 14491760, 21375346, 42750692, 53438365, 85501384, 106876730, 171002768, 213753460, 427506920, 855013840]

約数ペア:

[(1, 855013840), (2, 427506920), (4, 213753460), (5, 171002768), (8, 106876730), (10, 85501384), (16, 53438365), (20, 42750692), (40, 21375346), (59, 14491760), (79, 10822960), (80, 10687673), (118, 7245880), (158, 5411480), (236, 3622940), (295, 2898352), (316, 2705740), (395, 2164592), (472, 1811470), (590, 1449176), (632, 1352870), (790, 1082296), (944, 905735), (1180, 724588), (1264, 676435), (1580, 541148), (2293, 372880), (2360, 362294), (3160, 270574), (4586, 186440), (4661, 183440), (4720, 181147), (6320, 135287), (9172, 93220), (9322, 91720), (11465, 74576), (18344, 46610), (18644, 45860), (22930, 37288), (23305, 36688)]