20780064

素因数分解:

$2^5\times 3^4\times {\mathrm{8017}}^1$

素因数の和:8039

約数の個数: 60

約数和(自身を含む): 61121214

約数和(自身を除く): 40341150

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 288, 324, 432, 648, 864, 1296, 2592, 8017, 16034, 24051, 32068, 48102, 64136, 72153, 96204, 128272, 144306, 192408, 216459, 256544, 288612, 384816, 432918, 577224, 649377, 769632, 865836, 1154448, 1298754, 1731672, 2308896, 2597508, 3463344, 5195016, 6926688, 10390032, 20780064]

約数ペア:

[(1, 20780064), (2, 10390032), (3, 6926688), (4, 5195016), (6, 3463344), (8, 2597508), (9, 2308896), (12, 1731672), (16, 1298754), (18, 1154448), (24, 865836), (27, 769632), (32, 649377), (36, 577224), (48, 432918), (54, 384816), (72, 288612), (81, 256544), (96, 216459), (108, 192408), (144, 144306), (162, 128272), (216, 96204), (288, 72153), (324, 64136), (432, 48102), (648, 32068), (864, 24051), (1296, 16034), (2592, 8017)]