1815693580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{15073}}^1$

素因数の和:15418

約数の個数: 48

約数和(自身を含む): 4026566880

約数和(自身を除く): 2210873300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 317, 380, 634, 1268, 1585, 3170, 6023, 6340, 12046, 15073, 24092, 30115, 30146, 60230, 60292, 75365, 120460, 150730, 286387, 301460, 572774, 1145548, 1431935, 2863870, 4778141, 5727740, 9556282, 19112564, 23890705, 47781410, 90784679, 95562820, 181569358, 363138716, 453923395, 907846790, 1815693580]

約数ペア:

[(1, 1815693580), (2, 907846790), (4, 453923395), (5, 363138716), (10, 181569358), (19, 95562820), (20, 90784679), (38, 47781410), (76, 23890705), (95, 19112564), (190, 9556282), (317, 5727740), (380, 4778141), (634, 2863870), (1268, 1431935), (1585, 1145548), (3170, 572774), (6023, 301460), (6340, 286387), (12046, 150730), (15073, 120460), (24092, 75365), (30115, 60292), (30146, 60230)]