220737760

素因数分解:

$2^5\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1753}}^1$

素因数の和:2555

約数の個数: 48

約数和(自身を含む): 522453456

約数和(自身を除く): 301715696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 787, 1574, 1753, 3148, 3506, 3935, 6296, 7012, 7870, 8765, 12592, 14024, 15740, 17530, 25184, 28048, 31480, 35060, 56096, 62960, 70120, 125920, 140240, 280480, 1379611, 2759222, 5518444, 6898055, 11036888, 13796110, 22073776, 27592220, 44147552, 55184440, 110368880, 220737760]

約数ペア:

[(1, 220737760), (2, 110368880), (4, 55184440), (5, 44147552), (8, 27592220), (10, 22073776), (16, 13796110), (20, 11036888), (32, 6898055), (40, 5518444), (80, 2759222), (160, 1379611), (787, 280480), (1574, 140240), (1753, 125920), (3148, 70120), (3506, 62960), (3935, 56096), (6296, 35060), (7012, 31480), (7870, 28048), (8765, 25184), (12592, 17530), (14024, 15740)]