12813080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{683}}^1$

素因数の和:768

約数の個数: 64

約数和(自身を含む): 33488640

約数和(自身を除く): 20675560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 683, 938, 1340, 1366, 1876, 2345, 2680, 2732, 3415, 3752, 4690, 4781, 5464, 6830, 9380, 9562, 13660, 18760, 19124, 23905, 27320, 38248, 45761, 47810, 91522, 95620, 183044, 191240, 228805, 320327, 366088, 457610, 640654, 915220, 1281308, 1601635, 1830440, 2562616, 3203270, 6406540, 12813080]

約数ペア:

[(1, 12813080), (2, 6406540), (4, 3203270), (5, 2562616), (7, 1830440), (8, 1601635), (10, 1281308), (14, 915220), (20, 640654), (28, 457610), (35, 366088), (40, 320327), (56, 228805), (67, 191240), (70, 183044), (134, 95620), (140, 91522), (268, 47810), (280, 45761), (335, 38248), (469, 27320), (536, 23905), (670, 19124), (683, 18760), (938, 13660), (1340, 9562), (1366, 9380), (1876, 6830), (2345, 5464), (2680, 4781), (2732, 4690), (3415, 3752)]