15267760

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1373}}^1$

素因数の和:1525

約数の個数: 40

約数和(自身を含む): 35778960

約数和(自身を除く): 20511200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1373, 1390, 2224, 2746, 2780, 5492, 5560, 6865, 10984, 11120, 13730, 21968, 27460, 54920, 109840, 190847, 381694, 763388, 954235, 1526776, 1908470, 3053552, 3816940, 7633880, 15267760]

約数ペア:

[(1, 15267760), (2, 7633880), (4, 3816940), (5, 3053552), (8, 1908470), (10, 1526776), (16, 954235), (20, 763388), (40, 381694), (80, 190847), (139, 109840), (278, 54920), (556, 27460), (695, 21968), (1112, 13730), (1373, 11120), (1390, 10984), (2224, 6865), (2746, 5560), (2780, 5492)]