1338846160

素因数分解:

$2^4\times 5^1\times {\mathrm{449}}^1\times {\mathrm{37273}}^1$

素因数の和:37735

約数の個数: 40

約数和(自身を含む): 3119833800

約数和(自身を除く): 1780987640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 449, 898, 1796, 2245, 3592, 4490, 7184, 8980, 17960, 35920, 37273, 74546, 149092, 186365, 298184, 372730, 596368, 745460, 1490920, 2981840, 16735577, 33471154, 66942308, 83677885, 133884616, 167355770, 267769232, 334711540, 669423080, 1338846160]

約数ペア:

[(1, 1338846160), (2, 669423080), (4, 334711540), (5, 267769232), (8, 167355770), (10, 133884616), (16, 83677885), (20, 66942308), (40, 33471154), (80, 16735577), (449, 2981840), (898, 1490920), (1796, 745460), (2245, 596368), (3592, 372730), (4490, 298184), (7184, 186365), (8980, 149092), (17960, 74546), (35920, 37273)]