8121190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 18662400

約数和(自身を除く): 10541210

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 53, 55, 70, 77, 106, 110, 154, 199, 265, 371, 385, 398, 530, 583, 742, 770, 995, 1166, 1393, 1855, 1990, 2189, 2786, 2915, 3710, 4081, 4378, 5830, 6965, 8162, 10547, 10945, 13930, 15323, 20405, 21094, 21890, 30646, 40810, 52735, 73829, 76615, 105470, 116017, 147658, 153230, 232034, 369145, 580085, 738290, 812119, 1160170, 1624238, 4060595, 8121190]

約数ペア:

[(1, 8121190), (2, 4060595), (5, 1624238), (7, 1160170), (10, 812119), (11, 738290), (14, 580085), (22, 369145), (35, 232034), (53, 153230), (55, 147658), (70, 116017), (77, 105470), (106, 76615), (110, 73829), (154, 52735), (199, 40810), (265, 30646), (371, 21890), (385, 21094), (398, 20405), (530, 15323), (583, 13930), (742, 10945), (770, 10547), (995, 8162), (1166, 6965), (1393, 5830), (1855, 4378), (1990, 4081), (2189, 3710), (2786, 2915)]