26644380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{63439}}^1$

素因数の和:63458

約数の個数: 48

約数和(自身を含む): 85263360

約数和(自身を除く): 58618980

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, 63439, 126878, 190317, 253756, 317195, 380634, 444073, 634390, 761268, 888146, 951585, 1268780, 1332219, 1776292, 1903170, 2220365, 2664438, 3806340, 4440730, 5328876, 6661095, 8881460, 13322190, 26644380]

約数ペア:

[(1, 26644380), (2, 13322190), (3, 8881460), (4, 6661095), (5, 5328876), (6, 4440730), (7, 3806340), (10, 2664438), (12, 2220365), (14, 1903170), (15, 1776292), (20, 1332219), (21, 1268780), (28, 951585), (30, 888146), (35, 761268), (42, 634390), (60, 444073), (70, 380634), (84, 317195), (105, 253756), (140, 190317), (210, 126878), (420, 63439)]