388010384

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{2011}}^1$

素因数の和:2439

約数の個数: 40

約数和(自身を含む): 778402560

約数和(自身を除く): 390392176

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 389, 496, 778, 1556, 2011, 3112, 4022, 6224, 8044, 12059, 16088, 24118, 32176, 48236, 62341, 96472, 124682, 192944, 249364, 498728, 782279, 997456, 1564558, 3129116, 6258232, 12516464, 24250649, 48501298, 97002596, 194005192, 388010384]

約数ペア:

[(1, 388010384), (2, 194005192), (4, 97002596), (8, 48501298), (16, 24250649), (31, 12516464), (62, 6258232), (124, 3129116), (248, 1564558), (389, 997456), (496, 782279), (778, 498728), (1556, 249364), (2011, 192944), (3112, 124682), (4022, 96472), (6224, 62341), (8044, 48236), (12059, 32176), (16088, 24118)]