12893480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 31285440

約数和(自身を除く): 18391960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 67, 68, 85, 134, 136, 170, 268, 283, 335, 340, 536, 566, 670, 680, 1132, 1139, 1340, 1415, 2264, 2278, 2680, 2830, 4556, 4811, 5660, 5695, 9112, 9622, 11320, 11390, 18961, 19244, 22780, 24055, 37922, 38488, 45560, 48110, 75844, 94805, 96220, 151688, 189610, 192440, 322337, 379220, 644674, 758440, 1289348, 1611685, 2578696, 3223370, 6446740, 12893480]

約数ペア:

[(1, 12893480), (2, 6446740), (4, 3223370), (5, 2578696), (8, 1611685), (10, 1289348), (17, 758440), (20, 644674), (34, 379220), (40, 322337), (67, 192440), (68, 189610), (85, 151688), (134, 96220), (136, 94805), (170, 75844), (268, 48110), (283, 45560), (335, 38488), (340, 37922), (536, 24055), (566, 22780), (670, 19244), (680, 18961), (1132, 11390), (1139, 11320), (1340, 9622), (1415, 9112), (2264, 5695), (2278, 5660), (2680, 4811), (2830, 4556)]