1187106640

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{74567}}^1$

素因数の和:74779

約数の個数: 40

約数和(自身を含む): 2773929600

約数和(自身を除く): 1586822960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 7960, 15920, 74567, 149134, 298268, 372835, 596536, 745670, 1193072, 1491340, 2982680, 5965360, 14838833, 29677666, 59355332, 74194165, 118710664, 148388330, 237421328, 296776660, 593553320, 1187106640]

約数ペア:

[(1, 1187106640), (2, 593553320), (4, 296776660), (5, 237421328), (8, 148388330), (10, 118710664), (16, 74194165), (20, 59355332), (40, 29677666), (80, 14838833), (199, 5965360), (398, 2982680), (796, 1491340), (995, 1193072), (1592, 745670), (1990, 596536), (3184, 372835), (3980, 298268), (7960, 149134), (15920, 74567)]