28343630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 62277120

約数和(自身を除く): 33933490

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 101, 133, 190, 202, 211, 266, 422, 505, 665, 707, 1010, 1055, 1330, 1414, 1477, 1919, 2110, 2954, 3535, 3838, 4009, 7070, 7385, 8018, 9595, 13433, 14770, 19190, 20045, 21311, 26866, 28063, 40090, 42622, 56126, 67165, 106555, 134330, 140315, 149177, 213110, 280630, 298354, 404909, 745885, 809818, 1491770, 2024545, 2834363, 4049090, 5668726, 14171815, 28343630]

約数ペア:

[(1, 28343630), (2, 14171815), (5, 5668726), (7, 4049090), (10, 2834363), (14, 2024545), (19, 1491770), (35, 809818), (38, 745885), (70, 404909), (95, 298354), (101, 280630), (133, 213110), (190, 149177), (202, 140315), (211, 134330), (266, 106555), (422, 67165), (505, 56126), (665, 42622), (707, 40090), (1010, 28063), (1055, 26866), (1330, 21311), (1414, 20045), (1477, 19190), (1919, 14770), (2110, 13433), (2954, 9595), (3535, 8018), (3838, 7385), (4009, 7070)]