15697160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12659}}^1$

素因数の和:12701

約数の個数: 32

約数和(自身を含む): 36460800

約数和(自身を除く): 20763640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 12659, 25318, 50636, 63295, 101272, 126590, 253180, 392429, 506360, 784858, 1569716, 1962145, 3139432, 3924290, 7848580, 15697160]

約数ペア:

[(1, 15697160), (2, 7848580), (4, 3924290), (5, 3139432), (8, 1962145), (10, 1569716), (20, 784858), (31, 506360), (40, 392429), (62, 253180), (124, 126590), (155, 101272), (248, 63295), (310, 50636), (620, 25318), (1240, 12659)]