118931440

素因数分解:

$2^4\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1889}}^1$

素因数の和:2689

約数の個数: 40

約数和(自身を含む): 277013520

約数和(自身を除く): 158082080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 787, 1574, 1889, 3148, 3778, 3935, 6296, 7556, 7870, 9445, 12592, 15112, 15740, 18890, 30224, 31480, 37780, 62960, 75560, 151120, 1486643, 2973286, 5946572, 7433215, 11893144, 14866430, 23786288, 29732860, 59465720, 118931440]

約数ペア:

[(1, 118931440), (2, 59465720), (4, 29732860), (5, 23786288), (8, 14866430), (10, 11893144), (16, 7433215), (20, 5946572), (40, 2973286), (80, 1486643), (787, 151120), (1574, 75560), (1889, 62960), (3148, 37780), (3778, 31480), (3935, 30224), (6296, 18890), (7556, 15740), (7870, 15112), (9445, 12592)]