15368920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{419}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 39916800

約数和(自身を除く): 24547880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 419, 524, 655, 838, 917, 1048, 1310, 1676, 1834, 2095, 2620, 2933, 3352, 3668, 4190, 4585, 5240, 5866, 7336, 8380, 9170, 11732, 14665, 16760, 18340, 23464, 29330, 36680, 54889, 58660, 109778, 117320, 219556, 274445, 384223, 439112, 548890, 768446, 1097780, 1536892, 1921115, 2195560, 3073784, 3842230, 7684460, 15368920]

約数ペア:

[(1, 15368920), (2, 7684460), (4, 3842230), (5, 3073784), (7, 2195560), (8, 1921115), (10, 1536892), (14, 1097780), (20, 768446), (28, 548890), (35, 439112), (40, 384223), (56, 274445), (70, 219556), (131, 117320), (140, 109778), (262, 58660), (280, 54889), (419, 36680), (524, 29330), (655, 23464), (838, 18340), (917, 16760), (1048, 14665), (1310, 11732), (1676, 9170), (1834, 8380), (2095, 7336), (2620, 5866), (2933, 5240), (3352, 4585), (3668, 4190)]