13239700

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{3079}}^1$

素因数の和:3136

約数の個数: 36

約数和(自身を含む): 29407840

約数和(自身を除く): 16168140

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 3079, 4300, 6158, 12316, 15395, 30790, 61580, 76975, 132397, 153950, 264794, 307900, 529588, 661985, 1323970, 2647940, 3309925, 6619850, 13239700]

約数ペア:

[(1, 13239700), (2, 6619850), (4, 3309925), (5, 2647940), (10, 1323970), (20, 661985), (25, 529588), (43, 307900), (50, 264794), (86, 153950), (100, 132397), (172, 76975), (215, 61580), (430, 30790), (860, 15395), (1075, 12316), (2150, 6158), (3079, 4300)]