12223960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{293}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 31752000

約数和(自身を除く): 19528040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 149, 280, 293, 298, 586, 596, 745, 1043, 1172, 1192, 1465, 1490, 2051, 2086, 2344, 2930, 2980, 4102, 4172, 5215, 5860, 5960, 8204, 8344, 10255, 10430, 11720, 16408, 20510, 20860, 41020, 41720, 43657, 82040, 87314, 174628, 218285, 305599, 349256, 436570, 611198, 873140, 1222396, 1527995, 1746280, 2444792, 3055990, 6111980, 12223960]

約数ペア:

[(1, 12223960), (2, 6111980), (4, 3055990), (5, 2444792), (7, 1746280), (8, 1527995), (10, 1222396), (14, 873140), (20, 611198), (28, 436570), (35, 349256), (40, 305599), (56, 218285), (70, 174628), (140, 87314), (149, 82040), (280, 43657), (293, 41720), (298, 41020), (586, 20860), (596, 20510), (745, 16408), (1043, 11720), (1172, 10430), (1192, 10255), (1465, 8344), (1490, 8204), (2051, 5960), (2086, 5860), (2344, 5215), (2930, 4172), (2980, 4102)]