2069495390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{379}}^1\times {\mathrm{991}}^1$

素因数の和:1425

約数の個数: 64

約数和(自身を含む): 4071168000

約数和(自身を除く): 2001672610

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 379, 551, 758, 991, 1102, 1895, 1982, 2755, 3790, 4955, 5510, 7201, 9910, 10991, 14402, 18829, 21982, 28739, 36005, 37658, 54955, 57478, 72010, 94145, 109910, 143695, 188290, 208829, 287390, 375589, 417658, 546041, 751178, 1044145, 1092082, 1877945, 2088290, 2730205, 3755890, 5460410, 7136191, 10892081, 14272382, 21784162, 35680955, 54460405, 71361910, 108920810, 206949539, 413899078, 1034747695, 2069495390]

約数ペア:

[(1, 2069495390), (2, 1034747695), (5, 413899078), (10, 206949539), (19, 108920810), (29, 71361910), (38, 54460405), (58, 35680955), (95, 21784162), (145, 14272382), (190, 10892081), (290, 7136191), (379, 5460410), (551, 3755890), (758, 2730205), (991, 2088290), (1102, 1877945), (1895, 1092082), (1982, 1044145), (2755, 751178), (3790, 546041), (4955, 417658), (5510, 375589), (7201, 287390), (9910, 208829), (10991, 188290), (14402, 143695), (18829, 109910), (21982, 94145), (28739, 72010), (36005, 57478), (37658, 54955)]