2578832

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:543

約数の個数: 40

約数和(自身を含む): 5580000

約数和(自身を除く): 3001168

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 499, 646, 998, 1292, 1996, 2584, 3992, 5168, 7984, 8483, 9481, 16966, 18962, 33932, 37924, 67864, 75848, 135728, 151696, 161177, 322354, 644708, 1289416, 2578832]

約数ペア:

[(1, 2578832), (2, 1289416), (4, 644708), (8, 322354), (16, 161177), (17, 151696), (19, 135728), (34, 75848), (38, 67864), (68, 37924), (76, 33932), (136, 18962), (152, 16966), (272, 9481), (304, 8483), (323, 7984), (499, 5168), (646, 3992), (998, 2584), (1292, 1996)]