13148940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31307}}^1$

素因数の和:31326

約数の個数: 48

約数和(自身を含む): 42077952

約数和(自身を除く): 28929012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 31307, 62614, 93921, 125228, 156535, 187842, 219149, 313070, 375684, 438298, 469605, 626140, 657447, 876596, 939210, 1095745, 1314894, 1878420, 2191490, 2629788, 3287235, 4382980, 6574470, 13148940]

約数ペア:

[(1, 13148940), (2, 6574470), (3, 4382980), (4, 3287235), (5, 2629788), (6, 2191490), (7, 1878420), (10, 1314894), (12, 1095745), (14, 939210), (15, 876596), (20, 657447), (21, 626140), (28, 469605), (30, 438298), (35, 375684), (42, 313070), (60, 219149), (70, 187842), (84, 156535), (105, 125228), (140, 93921), (210, 62614), (420, 31307)]