1325689340

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{683}}^1\times {\mathrm{907}}^1$

素因数の和:1706

約数の個数: 48

約数和(自身を含む): 2817182592

約数和(自身を除く): 1491493252

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 683, 907, 1070, 1366, 1814, 2140, 2732, 3415, 3628, 4535, 6830, 9070, 13660, 18140, 73081, 97049, 146162, 194098, 292324, 365405, 388196, 485245, 619481, 730810, 970490, 1238962, 1461620, 1940980, 2477924, 3097405, 6194810, 12389620, 66284467, 132568934, 265137868, 331422335, 662844670, 1325689340]

約数ペア:

[(1, 1325689340), (2, 662844670), (4, 331422335), (5, 265137868), (10, 132568934), (20, 66284467), (107, 12389620), (214, 6194810), (428, 3097405), (535, 2477924), (683, 1940980), (907, 1461620), (1070, 1238962), (1366, 970490), (1814, 730810), (2140, 619481), (2732, 485245), (3415, 388196), (3628, 365405), (4535, 292324), (6830, 194098), (9070, 146162), (13660, 97049), (18140, 73081)]