179670020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{2851}}^1$

素因数の和:3020

約数の個数: 48

約数和(自身を含む): 396724608

約数和(自身を除く): 217054588

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 137, 230, 274, 460, 548, 685, 1370, 2740, 2851, 3151, 5702, 6302, 11404, 12604, 14255, 15755, 28510, 31510, 57020, 63020, 65573, 131146, 262292, 327865, 390587, 655730, 781174, 1311460, 1562348, 1952935, 3905870, 7811740, 8983501, 17967002, 35934004, 44917505, 89835010, 179670020]

約数ペア:

[(1, 179670020), (2, 89835010), (4, 44917505), (5, 35934004), (10, 17967002), (20, 8983501), (23, 7811740), (46, 3905870), (92, 1952935), (115, 1562348), (137, 1311460), (230, 781174), (274, 655730), (460, 390587), (548, 327865), (685, 262292), (1370, 131146), (2740, 65573), (2851, 63020), (3151, 57020), (5702, 31510), (6302, 28510), (11404, 15755), (12604, 14255)]