20040804

素因数分解:

$2^2\times 3^3\times 7^3\times {\mathrm{541}}^1$

素因数の和:575

約数の個数: 96

約数和(自身を含む): 60704000

約数和(自身を除く): 40663196

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 343, 378, 441, 541, 588, 686, 756, 882, 1029, 1082, 1323, 1372, 1623, 1764, 2058, 2164, 2646, 3087, 3246, 3787, 4116, 4869, 5292, 6174, 6492, 7574, 9261, 9738, 11361, 12348, 14607, 15148, 18522, 19476, 22722, 26509, 29214, 34083, 37044, 45444, 53018, 58428, 68166, 79527, 102249, 106036, 136332, 159054, 185563, 204498, 238581, 318108, 371126, 408996, 477162, 556689, 715743, 742252, 954324, 1113378, 1431486, 1670067, 2226756, 2862972, 3340134, 5010201, 6680268, 10020402, 20040804]

約数ペア:

[(1, 20040804), (2, 10020402), (3, 6680268), (4, 5010201), (6, 3340134), (7, 2862972), (9, 2226756), (12, 1670067), (14, 1431486), (18, 1113378), (21, 954324), (27, 742252), (28, 715743), (36, 556689), (42, 477162), (49, 408996), (54, 371126), (63, 318108), (84, 238581), (98, 204498), (108, 185563), (126, 159054), (147, 136332), (189, 106036), (196, 102249), (252, 79527), (294, 68166), (343, 58428), (378, 53018), (441, 45444), (541, 37044), (588, 34083), (686, 29214), (756, 26509), (882, 22722), (1029, 19476), (1082, 18522), (1323, 15148), (1372, 14607), (1623, 12348), (1764, 11361), (2058, 9738), (2164, 9261), (2646, 7574), (3087, 6492), (3246, 6174), (3787, 5292), (4116, 4869)]