397100

素因数分解:

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

素因数の和:63

約数の個数: 54

約数和(自身を含む): 992124

約数和(自身を除く): 595024

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 361, 380, 418, 475, 550, 722, 836, 950, 1045, 1100, 1444, 1805, 1900, 2090, 3610, 3971, 4180, 5225, 7220, 7942, 9025, 10450, 15884, 18050, 19855, 20900, 36100, 39710, 79420, 99275, 198550, 397100]

約数ペア:

[(1, 397100), (2, 198550), (4, 99275), (5, 79420), (10, 39710), (11, 36100), (19, 20900), (20, 19855), (22, 18050), (25, 15884), (38, 10450), (44, 9025), (50, 7942), (55, 7220), (76, 5225), (95, 4180), (100, 3971), (110, 3610), (190, 2090), (209, 1900), (220, 1805), (275, 1444), (361, 1100), (380, 1045), (418, 950), (475, 836), (550, 722)]