4890248540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{797}}^1$

素因数の和:1055

約数の個数: 96

約数和(自身を含む): 10859184000

約数和(自身を除く): 5968935460

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 71, 116, 142, 145, 149, 284, 290, 298, 355, 580, 596, 710, 745, 797, 1420, 1490, 1594, 2059, 2980, 3188, 3985, 4118, 4321, 7970, 8236, 8642, 10295, 10579, 15940, 17284, 20590, 21158, 21605, 23113, 41180, 42316, 43210, 46226, 52895, 56587, 86420, 92452, 105790, 113174, 115565, 118753, 211580, 226348, 231130, 237506, 282935, 306791, 462260, 475012, 565870, 593765, 613582, 1131740, 1187530, 1227164, 1533955, 1641023, 2375060, 3067910, 3282046, 3443837, 6135820, 6564092, 6887674, 8205115, 8431463, 13775348, 16410230, 16862926, 17219185, 32820460, 33725852, 34438370, 42157315, 68876740, 84314630, 168629260, 244512427, 489024854, 978049708, 1222562135, 2445124270, 4890248540]

約数ペア:

[(1, 4890248540), (2, 2445124270), (4, 1222562135), (5, 978049708), (10, 489024854), (20, 244512427), (29, 168629260), (58, 84314630), (71, 68876740), (116, 42157315), (142, 34438370), (145, 33725852), (149, 32820460), (284, 17219185), (290, 16862926), (298, 16410230), (355, 13775348), (580, 8431463), (596, 8205115), (710, 6887674), (745, 6564092), (797, 6135820), (1420, 3443837), (1490, 3282046), (1594, 3067910), (2059, 2375060), (2980, 1641023), (3188, 1533955), (3985, 1227164), (4118, 1187530), (4321, 1131740), (7970, 613582), (8236, 593765), (8642, 565870), (10295, 475012), (10579, 462260), (15940, 306791), (17284, 282935), (20590, 237506), (21158, 231130), (21605, 226348), (23113, 211580), (41180, 118753), (42316, 115565), (43210, 113174), (46226, 105790), (52895, 92452), (56587, 86420)]