189776240

素因数分解:

$2^4\times 5^1\times {\mathrm{691}}^1\times {\mathrm{3433}}^1$

素因数の和:4137

約数の個数: 40

約数和(自身を含む): 441997008

約数和(自身を除く): 252220768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 691, 1382, 2764, 3433, 3455, 5528, 6866, 6910, 11056, 13732, 13820, 17165, 27464, 27640, 34330, 54928, 55280, 68660, 137320, 274640, 2372203, 4744406, 9488812, 11861015, 18977624, 23722030, 37955248, 47444060, 94888120, 189776240]

約数ペア:

[(1, 189776240), (2, 94888120), (4, 47444060), (5, 37955248), (8, 23722030), (10, 18977624), (16, 11861015), (20, 9488812), (40, 4744406), (80, 2372203), (691, 274640), (1382, 137320), (2764, 68660), (3433, 55280), (3455, 54928), (5528, 34330), (6866, 27640), (6910, 27464), (11056, 17165), (13732, 13820)]