66393460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{1321}}^1$

素因数の和:1696

約数の個数: 48

約数和(自身を含む): 159909120

約数和(自身を除く): 93515660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 359, 718, 1321, 1436, 1795, 2513, 2642, 3590, 5026, 5284, 6605, 7180, 9247, 10052, 12565, 13210, 18494, 25130, 26420, 36988, 46235, 50260, 92470, 184940, 474239, 948478, 1896956, 2371195, 3319673, 4742390, 6639346, 9484780, 13278692, 16598365, 33196730, 66393460]

約数ペア:

[(1, 66393460), (2, 33196730), (4, 16598365), (5, 13278692), (7, 9484780), (10, 6639346), (14, 4742390), (20, 3319673), (28, 2371195), (35, 1896956), (70, 948478), (140, 474239), (359, 184940), (718, 92470), (1321, 50260), (1436, 46235), (1795, 36988), (2513, 26420), (2642, 25130), (3590, 18494), (5026, 13210), (5284, 12565), (6605, 10052), (7180, 9247)]