19321426180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{3221}}^1\times {\mathrm{6121}}^1$

素因数の和:9365

約数の個数: 72

約数和(自身を含む): 47221851096

約数和(自身を除く): 27900424916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 3221, 6121, 6442, 12242, 12884, 16105, 22547, 24484, 30605, 32210, 42847, 45094, 61210, 64420, 85694, 90188, 112735, 122420, 157829, 171388, 214235, 225470, 299929, 315658, 428470, 450940, 599858, 631316, 789145, 856940, 1199716, 1499645, 1578290, 2999290, 3156580, 5998580, 19715741, 39431482, 78862964, 98578705, 138010187, 197157410, 276020374, 394314820, 552040748, 690050935, 966071309, 1380101870, 1932142618, 2760203740, 3864285236, 4830356545, 9660713090, 19321426180]

約数ペア:

[(1, 19321426180), (2, 9660713090), (4, 4830356545), (5, 3864285236), (7, 2760203740), (10, 1932142618), (14, 1380101870), (20, 966071309), (28, 690050935), (35, 552040748), (49, 394314820), (70, 276020374), (98, 197157410), (140, 138010187), (196, 98578705), (245, 78862964), (490, 39431482), (980, 19715741), (3221, 5998580), (6121, 3156580), (6442, 2999290), (12242, 1578290), (12884, 1499645), (16105, 1199716), (22547, 856940), (24484, 789145), (30605, 631316), (32210, 599858), (42847, 450940), (45094, 428470), (61210, 315658), (64420, 299929), (85694, 225470), (90188, 214235), (112735, 171388), (122420, 157829)]