39305420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25523}}^1$

素因数の和:25550

約数の個数: 48

約数和(自身を含む): 102912768

約数和(自身を除く): 63607348

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 25523, 51046, 102092, 127615, 178661, 255230, 280753, 357322, 510460, 561506, 714644, 893305, 1123012, 1403765, 1786610, 1965271, 2807530, 3573220, 3930542, 5615060, 7861084, 9826355, 19652710, 39305420]

約数ペア:

[(1, 39305420), (2, 19652710), (4, 9826355), (5, 7861084), (7, 5615060), (10, 3930542), (11, 3573220), (14, 2807530), (20, 1965271), (22, 1786610), (28, 1403765), (35, 1123012), (44, 893305), (55, 714644), (70, 561506), (77, 510460), (110, 357322), (140, 280753), (154, 255230), (220, 178661), (308, 127615), (385, 102092), (770, 51046), (1540, 25523)]