640286402

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{32413}}^1$

素因数の和:32522

約数の個数: 32

約数和(自身を含む): 1176239232

約数和(自身を除く): 535952830

約数列:

[1, 2, 7, 14, 17, 34, 83, 119, 166, 238, 581, 1162, 1411, 2822, 9877, 19754, 32413, 64826, 226891, 453782, 551021, 1102042, 2690279, 3857147, 5380558, 7714294, 18831953, 37663906, 45734743, 91469486, 320143201, 640286402]

約数ペア:

[(1, 640286402), (2, 320143201), (7, 91469486), (14, 45734743), (17, 37663906), (34, 18831953), (83, 7714294), (119, 5380558), (166, 3857147), (238, 2690279), (581, 1102042), (1162, 551021), (1411, 453782), (2822, 226891), (9877, 64826), (19754, 32413)]