1900446640

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1\times {\mathrm{2411}}^1$

素因数の和:2650

約数の個数: 80

約数和(自身を含む): 4522210560

約数和(自身を除く): 2621763920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 167, 236, 295, 334, 472, 590, 668, 835, 944, 1180, 1336, 1670, 2360, 2411, 2672, 3340, 4720, 4822, 6680, 9644, 9853, 12055, 13360, 19288, 19706, 24110, 38576, 39412, 48220, 49265, 78824, 96440, 98530, 142249, 157648, 192880, 197060, 284498, 394120, 402637, 568996, 711245, 788240, 805274, 1137992, 1422490, 1610548, 2013185, 2275984, 2844980, 3221096, 4026370, 5689960, 6442192, 8052740, 11379920, 16105480, 23755583, 32210960, 47511166, 95022332, 118777915, 190044664, 237555830, 380089328, 475111660, 950223320, 1900446640]

約数ペア:

[(1, 1900446640), (2, 950223320), (4, 475111660), (5, 380089328), (8, 237555830), (10, 190044664), (16, 118777915), (20, 95022332), (40, 47511166), (59, 32210960), (80, 23755583), (118, 16105480), (167, 11379920), (236, 8052740), (295, 6442192), (334, 5689960), (472, 4026370), (590, 3221096), (668, 2844980), (835, 2275984), (944, 2013185), (1180, 1610548), (1336, 1422490), (1670, 1137992), (2360, 805274), (2411, 788240), (2672, 711245), (3340, 568996), (4720, 402637), (4822, 394120), (6680, 284498), (9644, 197060), (9853, 192880), (12055, 157648), (13360, 142249), (19288, 98530), (19706, 96440), (24110, 78824), (38576, 49265), (39412, 48220)]