40162390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 81259200

約数和(自身を除く): 41096810

約数列:

[1, 2, 5, 10, 19, 29, 37, 38, 58, 74, 95, 145, 185, 190, 197, 290, 370, 394, 551, 703, 985, 1073, 1102, 1406, 1970, 2146, 2755, 3515, 3743, 5365, 5510, 5713, 7030, 7289, 7486, 10730, 11426, 14578, 18715, 20387, 28565, 36445, 37430, 40774, 57130, 72890, 101935, 108547, 138491, 203870, 211381, 217094, 276982, 422762, 542735, 692455, 1056905, 1085470, 1384910, 2113810, 4016239, 8032478, 20081195, 40162390]

約数ペア:

[(1, 40162390), (2, 20081195), (5, 8032478), (10, 4016239), (19, 2113810), (29, 1384910), (37, 1085470), (38, 1056905), (58, 692455), (74, 542735), (95, 422762), (145, 276982), (185, 217094), (190, 211381), (197, 203870), (290, 138491), (370, 108547), (394, 101935), (551, 72890), (703, 57130), (985, 40774), (1073, 37430), (1102, 36445), (1406, 28565), (1970, 20387), (2146, 18715), (2755, 14578), (3515, 11426), (3743, 10730), (5365, 7486), (5510, 7289), (5713, 7030)]