2020764950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1789}}^1$

素因数の和:1890

約数の個数: 96

約数和(自身を含む): 4195044000

約数和(自身を除く): 2174279050

約数列:

[1, 2, 5, 10, 19, 25, 29, 38, 41, 50, 58, 82, 95, 145, 190, 205, 290, 410, 475, 551, 725, 779, 950, 1025, 1102, 1189, 1450, 1558, 1789, 2050, 2378, 2755, 3578, 3895, 5510, 5945, 7790, 8945, 11890, 13775, 17890, 19475, 22591, 27550, 29725, 33991, 38950, 44725, 45182, 51881, 59450, 67982, 73349, 89450, 103762, 112955, 146698, 169955, 225910, 259405, 339910, 366745, 518810, 564775, 733490, 849775, 985739, 1129550, 1297025, 1393631, 1699550, 1833725, 1971478, 2127121, 2594050, 2787262, 3667450, 4254242, 4928695, 6968155, 9857390, 10635605, 13936310, 21271210, 24643475, 34840775, 40415299, 49286950, 53178025, 69681550, 80830598, 106356050, 202076495, 404152990, 1010382475, 2020764950]

約数ペア:

[(1, 2020764950), (2, 1010382475), (5, 404152990), (10, 202076495), (19, 106356050), (25, 80830598), (29, 69681550), (38, 53178025), (41, 49286950), (50, 40415299), (58, 34840775), (82, 24643475), (95, 21271210), (145, 13936310), (190, 10635605), (205, 9857390), (290, 6968155), (410, 4928695), (475, 4254242), (551, 3667450), (725, 2787262), (779, 2594050), (950, 2127121), (1025, 1971478), (1102, 1833725), (1189, 1699550), (1450, 1393631), (1558, 1297025), (1789, 1129550), (2050, 985739), (2378, 849775), (2755, 733490), (3578, 564775), (3895, 518810), (5510, 366745), (5945, 339910), (7790, 259405), (8945, 225910), (11890, 169955), (13775, 146698), (17890, 112955), (19475, 103762), (22591, 89450), (27550, 73349), (29725, 67982), (33991, 59450), (38950, 51881), (44725, 45182)]