12138903560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{89021}}^1$

素因数の和:89526

約数の個数: 64

約数和(自身を含む): 31278769920

約数和(自身を除く): 19139866360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 487, 974, 1948, 2435, 3409, 3896, 4870, 6818, 9740, 13636, 17045, 19480, 27272, 34090, 68180, 89021, 136360, 178042, 356084, 445105, 623147, 712168, 890210, 1246294, 1780420, 2492588, 3115735, 3560840, 4985176, 6231470, 12462940, 24925880, 43353227, 86706454, 173412908, 216766135, 303472589, 346825816, 433532270, 606945178, 867064540, 1213890356, 1517362945, 1734129080, 2427780712, 3034725890, 6069451780, 12138903560]

約数ペア:

[(1, 12138903560), (2, 6069451780), (4, 3034725890), (5, 2427780712), (7, 1734129080), (8, 1517362945), (10, 1213890356), (14, 867064540), (20, 606945178), (28, 433532270), (35, 346825816), (40, 303472589), (56, 216766135), (70, 173412908), (140, 86706454), (280, 43353227), (487, 24925880), (974, 12462940), (1948, 6231470), (2435, 4985176), (3409, 3560840), (3896, 3115735), (4870, 2492588), (6818, 1780420), (9740, 1246294), (13636, 890210), (17045, 712168), (19480, 623147), (27272, 445105), (34090, 356084), (68180, 178042), (89021, 136360)]