388803380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{6269}}^1$

素因数の和:6728

約数の個数: 48

約数和(自身を含む): 935383680

約数和(自身を除く): 546580300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 443, 886, 1772, 2215, 3101, 4430, 6202, 6269, 8860, 12404, 12538, 15505, 25076, 31010, 31345, 43883, 62020, 62690, 87766, 125380, 175532, 219415, 438830, 877660, 2777167, 5554334, 11108668, 13885835, 19440169, 27771670, 38880338, 55543340, 77760676, 97200845, 194401690, 388803380]

約数ペア:

[(1, 388803380), (2, 194401690), (4, 97200845), (5, 77760676), (7, 55543340), (10, 38880338), (14, 27771670), (20, 19440169), (28, 13885835), (35, 11108668), (70, 5554334), (140, 2777167), (443, 877660), (886, 438830), (1772, 219415), (2215, 175532), (3101, 125380), (4430, 87766), (6202, 62690), (6269, 62020), (8860, 43883), (12404, 31345), (12538, 31010), (15505, 25076)]