2783756720

素因数分解:

$2^4\times 5^1\times {\mathrm{3181}}^1\times {\mathrm{10939}}^1$

素因数の和:14133

約数の個数: 40

約数和(自身を含む): 6474860880

約数和(自身を除く): 3691104160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3181, 6362, 10939, 12724, 15905, 21878, 25448, 31810, 43756, 50896, 54695, 63620, 87512, 109390, 127240, 175024, 218780, 254480, 437560, 875120, 34796959, 69593918, 139187836, 173984795, 278375672, 347969590, 556751344, 695939180, 1391878360, 2783756720]

約数ペア:

[(1, 2783756720), (2, 1391878360), (4, 695939180), (5, 556751344), (8, 347969590), (10, 278375672), (16, 173984795), (20, 139187836), (40, 69593918), (80, 34796959), (3181, 875120), (6362, 437560), (10939, 254480), (12724, 218780), (15905, 175024), (21878, 127240), (25448, 109390), (31810, 87512), (43756, 63620), (50896, 54695)]