26321640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{547}}^1$

素因数の和:962

約数の個数: 64

約数和(自身を含む): 79306560

約数和(自身を除く): 52984920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 401, 547, 802, 1094, 1203, 1604, 1641, 2005, 2188, 2406, 2735, 3208, 3282, 4010, 4376, 4812, 5470, 6015, 6564, 8020, 8205, 9624, 10940, 12030, 13128, 16040, 16410, 21880, 24060, 32820, 48120, 65640, 219347, 438694, 658041, 877388, 1096735, 1316082, 1754776, 2193470, 2632164, 3290205, 4386940, 5264328, 6580410, 8773880, 13160820, 26321640]

約数ペア:

[(1, 26321640), (2, 13160820), (3, 8773880), (4, 6580410), (5, 5264328), (6, 4386940), (8, 3290205), (10, 2632164), (12, 2193470), (15, 1754776), (20, 1316082), (24, 1096735), (30, 877388), (40, 658041), (60, 438694), (120, 219347), (401, 65640), (547, 48120), (802, 32820), (1094, 24060), (1203, 21880), (1604, 16410), (1641, 16040), (2005, 13128), (2188, 12030), (2406, 10940), (2735, 9624), (3208, 8205), (3282, 8020), (4010, 6564), (4376, 6015), (4812, 5470)]