38971240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12653}}^1$

素因数の和:12682

約数の個数: 64

約数和(自身を含む): 109330560

約数和(自身を除く): 70359320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 12653, 25306, 50612, 63265, 88571, 101224, 126530, 139183, 177142, 253060, 278366, 354284, 442855, 506120, 556732, 695915, 708568, 885710, 974281, 1113464, 1391830, 1771420, 1948562, 2783660, 3542840, 3897124, 4871405, 5567320, 7794248, 9742810, 19485620, 38971240]

約数ペア:

[(1, 38971240), (2, 19485620), (4, 9742810), (5, 7794248), (7, 5567320), (8, 4871405), (10, 3897124), (11, 3542840), (14, 2783660), (20, 1948562), (22, 1771420), (28, 1391830), (35, 1113464), (40, 974281), (44, 885710), (55, 708568), (56, 695915), (70, 556732), (77, 506120), (88, 442855), (110, 354284), (140, 278366), (154, 253060), (220, 177142), (280, 139183), (308, 126530), (385, 101224), (440, 88571), (616, 63265), (770, 50612), (1540, 25306), (3080, 12653)]