30195804

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 72786560

約数和(自身を除く): 42590756

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 139, 172, 258, 278, 417, 421, 516, 556, 834, 842, 1263, 1668, 1684, 2526, 5052, 5977, 11954, 17931, 18103, 23908, 35862, 36206, 54309, 58519, 71724, 72412, 108618, 117038, 175557, 217236, 234076, 351114, 702228, 2516317, 5032634, 7548951, 10065268, 15097902, 30195804]

約数ペア:

[(1, 30195804), (2, 15097902), (3, 10065268), (4, 7548951), (6, 5032634), (12, 2516317), (43, 702228), (86, 351114), (129, 234076), (139, 217236), (172, 175557), (258, 117038), (278, 108618), (417, 72412), (421, 71724), (516, 58519), (556, 54309), (834, 36206), (842, 35862), (1263, 23908), (1668, 18103), (1684, 17931), (2526, 11954), (5052, 5977)]