201971330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2357}}^1$

素因数の和:2435

約数の個数: 64

約数和(自身を含む): 427835520

約数和(自身を除く): 225864190

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 41, 55, 82, 95, 110, 190, 205, 209, 410, 418, 451, 779, 902, 1045, 1558, 2090, 2255, 2357, 3895, 4510, 4714, 7790, 8569, 11785, 17138, 23570, 25927, 42845, 44783, 51854, 85690, 89566, 96637, 129635, 193274, 223915, 259270, 447830, 483185, 492613, 966370, 985226, 1063007, 1836103, 2126014, 2463065, 3672206, 4926130, 5315035, 9180515, 10630070, 18361030, 20197133, 40394266, 100985665, 201971330]

約数ペア:

[(1, 201971330), (2, 100985665), (5, 40394266), (10, 20197133), (11, 18361030), (19, 10630070), (22, 9180515), (38, 5315035), (41, 4926130), (55, 3672206), (82, 2463065), (95, 2126014), (110, 1836103), (190, 1063007), (205, 985226), (209, 966370), (410, 492613), (418, 483185), (451, 447830), (779, 259270), (902, 223915), (1045, 193274), (1558, 129635), (2090, 96637), (2255, 89566), (2357, 85690), (3895, 51854), (4510, 44783), (4714, 42845), (7790, 25927), (8569, 23570), (11785, 17138)]