2020161808

素因数分解:

$2^4\times 7^2\times {\mathrm{29}}^1\times {\mathrm{88853}}^1$

素因数の和:88904

約数の個数: 60

約数和(自身を含む): 4710150540

約数和(自身を除く): 2689988732

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 49, 56, 58, 98, 112, 116, 196, 203, 232, 392, 406, 464, 784, 812, 1421, 1624, 2842, 3248, 5684, 11368, 22736, 88853, 177706, 355412, 621971, 710824, 1243942, 1421648, 2487884, 2576737, 4353797, 4975768, 5153474, 8707594, 9951536, 10306948, 17415188, 18037159, 20613896, 34830376, 36074318, 41227792, 69660752, 72148636, 126260113, 144297272, 252520226, 288594544, 505040452, 1010080904, 2020161808]

約数ペア:

[(1, 2020161808), (2, 1010080904), (4, 505040452), (7, 288594544), (8, 252520226), (14, 144297272), (16, 126260113), (28, 72148636), (29, 69660752), (49, 41227792), (56, 36074318), (58, 34830376), (98, 20613896), (112, 18037159), (116, 17415188), (196, 10306948), (203, 9951536), (232, 8707594), (392, 5153474), (406, 4975768), (464, 4353797), (784, 2576737), (812, 2487884), (1421, 1421648), (1624, 1243942), (2842, 710824), (3248, 621971), (5684, 355412), (11368, 177706), (22736, 88853)]