201940120

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{14549}}^1$

素因数の和:14907

約数の個数: 32

約数和(自身を含む): 455706000

約数和(自身を除く): 253765880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 2776, 3470, 6940, 13880, 14549, 29098, 58196, 72745, 116392, 145490, 290980, 581960, 5048503, 10097006, 20194012, 25242515, 40388024, 50485030, 100970060, 201940120]

約数ペア:

[(1, 201940120), (2, 100970060), (4, 50485030), (5, 40388024), (8, 25242515), (10, 20194012), (20, 10097006), (40, 5048503), (347, 581960), (694, 290980), (1388, 145490), (1735, 116392), (2776, 72745), (3470, 58196), (6940, 29098), (13880, 14549)]